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A Glossary of Common Terms



access technology

See Assistive technology

accessible format

See Alternate media

activities of daily living (ADL)

The routine activities, such as eating and grooming, that an individual must be able to perform in order to live independently. Also known as daily living skills.

adapted materials or devices

Products that have been modified in some manner to assist people who are blind or visually impaired in their use, such as large-print textbooks or talking calculators.

adaptive technique

A technique or method that helps a visually impaired individual perform various activities, like writing or counting money.

adaptive technology

See Assistive technology

ADL

See Activities of daily living

alternate media (also alternative media)

Formats other than regular print for the presentation of information that can be used by people who are blind or visually impaired, such as braille, large print, or audio recording.

Area Agency on Aging

A regional agency established by the Older Americans Act of 1965 to coordinate services to older individuals in a particular area.

assisted living facilities

Independent living arrangements that provide certain services on the premises so that older people or individuals with disabilities are able to live on their own.

assistive technology

Computer hardware and software and other equipment and methods used to make the environment and printed information accessible to people with visual impairments.

audiobook

A book read aloud and recorded on cassette or other format. See also Talking Book

audiodescription

Description and explanation of visual events in a performance--such as a film, television program, or play--to present them to individuals who are blind or visually impaired. See also Videodescription

audiology

The profession dealing with hearing impairment.

blindness

A severe visual impairment in which an individual has no vision at all or can only perceive light; lack of functional vision.

braille

A tactile system for reading and writing, based on a cell-like structure made up of six raised dots used in various arrangements to represent printed letters.

braille access system

Computer hardware or software that uses braille for input and/or output.

case management

A process aimed at coordinating services for an individual and overseeing his or her progress in those services.

CCTV

See Closed-circuit television

center-based services

Services provided at an agency, rather than in an individual's home or community.

Child Find

A process mandated by federal legislation (see Individuals with Disabilities Education Act) to identify children with disabilities or at risk of developmental delays and provide them with early assistance and services.

closed-circuit television (CCTV)

A device, used primarily as a reading aid for visually impaired persons, that electronically magnifies printed materials and projects the enlarged image on a video monitor. Also known as video magnifiers.

daily living skills

Abilities (such as methods for personal grooming, household management, and communication) that individuals need to be able to perform tasks for living independently; the routine activities necessary to live independently. Also known as activities of daily living (ADL).

deaf-blindness

Losses of both hearing and vision, in varying degrees, severe enough to interfere with everyday functioning.

developmental delay

Delay of an individual (particularly an infant or toddler) in progressing toward or achieving the typical milestones or rates of growth in one or more of the areas of cognitive, physical, social, and emotional development, so that he or she functions at a level below his or her chronological age.

direct service

Services provided by a professional directly to an individual, as opposed to the provision of information and referral of the individual elsewhere for services or assistance.

dog guide

A dog trained to assist its owner to travel safely.

early intervention

Services provided to an infant and his or her family to enhance the infant's development, including assessment of the child's condition and needs, developmental enrichment, and coordination of health and social services. Under federal legislation (see Individuals with Disabilities Education Act), states are mandated to provide free early childhood services for children from birth to age 3 who have a disability or are at risk of developmental delay and their families.

electronic travel aid

See Mobility aid, electronic

emboss

To print material in raised form; specifically, to print in braille.

functional vision

A degree of vision sufficient to be of use in performing a given task, such as reading or sewing.

functional vision assessment

An assessment of an individual's usable vision done by observing the person perform a variety of tasks in various environments, separate from a clinical eye examination.

gesticulation

Nonverbal communication skills; making gestures that mimic the ordinary gestures of others and using gestures to help express and emphasize the meaning of verbal or sign language.

home-based services

Services provided in an individual's home, rather than in an agency or the community.

IDEA

See Individuals with Disabilities Education Act

IEP

See Individualized Education Program

IFSP

See Individual Family Service Plan

inclusion

The practice of educating students with disabilities in regular education classrooms with their nondisabled peers. See also Mainstreaming

Independent Living Program

A program administered by the U.S. Rehabilitation Services Administration that offers rehabilitation services (see Rehabilitation) to eligible clients who are not candidates for specific services that help people find and maintain a job, such as some persons who have multiple disabilities or elderly persons who are visually impaired.

independent living services

Training in skills used in everyday life with the goal of helping an individual to live on his or her own.

Individualized Education Program (IEP)

A written plan of instruction required by federal legislation (see Individuals with Disabilities Education Act), outlining what a child with disabilities needs to be taught and what services need to be provided, which is completed every year by an educational team.

Individual Family Service Plan (IFSP)

A plan required by federal legislation (see Individuals with Disabilities Education Act) to coordinate early intervention services for an infant or toddler with a disability.

Individuals with Disabilities Education Act (IDEA), P.L. 105-17

Federal legislation that mandates a free, appropriate public education in the least restrictive environment possible for all eligible children with disabilities in the United States.

Individuals with Disabilities Education Act of 2004

2004 Amendments to IDEA.

in-service training

Training, usually in the form of classes or workshops, given to workers as part of their employment.

instructional materials center (also instructional resource center)

Resource centers that provide adapted materials, such as braille textbooks, large-print books, and texts on tape, for visually impaired students in a state.

itinerant teacher

A teacher who moves from school to school, usually on a daily basis, to provide specialized instruction and support to students with special needs who are in regular schools in their communities.

Kurzweil reading machine

A computer-based device that scans printed text and simulates, through synthetic speech, a human voice reading it aloud.

large print (also large type)

Print that is larger (usually 14 to 18 points) than that commonly found in magazines, newspapers, and books (6 to 12 points).

learning disability

A disorder that interferes with the ability to understand or use spoken or written language and may hinder learning because of an imperfect ability to listen, think, speak, read, write, spell, or do mathematical calculations.

legal blindness

A definition of blindness that is frequently used to determine a visually impaired individual's eligibility for governmental or various other services; a visual acuity of 20/200 or less in the better eye with corrective lenses or a visual field (peripheral vision) of less than 20 degrees.

listening skills

The ability to absorb information aurally, especially as developed by special training.

low vision

A condition in which an individual is severely visually impaired but is able to use vision at least some of the time for some everyday activities, often including reading print.

low vision devices (also low vision aids)

Various optical and nonoptical devices, such as magnifiers or telescopes, used to improve the ability of persons with visual impairments to use their vision.

low vision evaluation or examination

A specialized clinical examination to assess the visual abilities and needs of an individual with low vision.

low vision specialist

An ophthalmologist or optometrist who is specially trained in examining individuals with low vision and prescribing low vision devices.

low vision therapist

A professional who performs functional vision assessments following clinical low vision examinations and implements the recommendations of the low vision rehabilitation team. The low vision therapist may provide instruction in the use of functional vision as well as in the use of low vision devices.

magnifier

A low vision device used for short-term near-vision tasks that can increase the size of a visual image on the retina.

mainstreaming

The practice of placing students with disabilities in regular education classrooms for part or all of the school day.

mobility aid, electronic (also electronic travel aid)

A device that gives off audible signals when objects are nearby in the environment, for use by individuals with visual impairments to move about or travel safely.

multiply disabled

Having more than one disability.

National Library Service for the Blind and Physically Handicapped

A part of the U.S. Library of Congress that loans free reading materials on tape, on disk, or in braille through a network of libraries throughout the country to individuals who are unable to read regular print books because of a visual or physical disability.

Nemeth code

A braille code system used in science and mathematics.

nonoptical devices or aids

Low vision devices that do not involve optics, such as high-intensity lamps or bold-lined paper.

occupational therapist

A professional who uses specific activities to improve an individual's physical, social, psychological, or intellectual development, focusing on the development of fine motor skills and perceptual abilities.

OCR

See Optical character recognition

ophthalmologist

A physician who specializes in diseases and surgery of the eye.

Optacon

A reading device for persons with disabilities that converts regular print and visual images into an enlarged vibrating tactile image that can be read with the fingers; no longer produced.

optical character recognition system (OCR)

A system that scans printed text and converts it into an electronic format that can be stored in a computer text file and then further converted into forms such as speech or braille.

optician

A professional who prescribes and grinds corrective lenses and optical instruments.

optometrist

A nonmedical professional trained to evaluate and measure vision problems, especially those resulting from refractive errors, and to prescribe corrective lenses.

orientation and mobility

The field dealing with systematic techniques that individuals who are blind or visually impaired can use to orient themselves to their environment and move and travel safely and independently.

peer counseling

One-to-one or group support from a person or people who have similar characteristics or problems.

phone-in newspaper (also telephone reading service)

A service that enables the users to listen to articles of their choice read over the telephone from selected newspapers.

physical therapist

A professional who focuses on the development, correction, and prevention of motor problems (problems in muscular movement).

radio reading service

A system that broadcasts information, such as newspaper articles, books, and consumer information, to people with visual, physical, and reading disabilities, usually operating on unused radio frequencies and requiring a special receiver.

reading machine

A computer-based device that scans printed text and converts it into synthetic speech.

recorded book or magazine

An audiotaped version of written material. See Talking Book

rehabilitation

The process of bringing or restoring an individual to a normal or optimum state of health and constructive activity through treatment and therapy; specifically, the process of adjusting to vision loss and learning how to adapt or perform in new ways previously known skills.

rehabilitation counselor

A rehabilitation professional who serves as coordinator or manager in a public or private rehabilitation agency for an individual who is visually impaired and who provides counseling.

rehabilitation teacher

A professional who teaches people with visual impairments to use adaptive skills and equipment to perform the various tasks of everyday life.

sheltered workshop (also facility-based employment)

A business that provides jobs for individuals with a disability who may need special assistance to be able to work.

screen-magnification system

A computer system that electronically enlarges the characters displayed on the computer monitor.

screen reader

A computer program that translates print characters on the computer screen into their sound equivalents as part of a speech output system. These sounds are then "spoken" as words by the speech synthesizer component of the system.

sensory training

Instruction that helps a person who is blind or visually impaired develop his or her other sensory abilities to be aware of the environment.

sensory integration training

Instruction often provided under the supervision of an occupational therapist that helps an individual organize and integrate or process the sensations received by seeing, hearing, touching, smelling, or other senses.

speech output system

A computer-based system that converts text displayed as print into simulated speech.

speech synthesizer

Part of a speech output system that provides the spoken equivalent of the print text displayed on the computer monitor.

speech therapist

A professional in the area of communication techniques and speech and language pathology who teaches people to improve their spoken communication.

State Unit on Aging

An agency established in each state under the Older Americans Act of 1965 to provide referrals for older people to local agencies--such as senior centers, home care agencies, geriatric medical practices, assistive living facilities, social work agencies, and the like- -as well as to local Area Agencies on Aging.

Talking Book

A book or other reading material read aloud and recorded for a blind or visually impaired listener to play back, usually on specially designed equipment, which may be in disk or cassette tape format; an audiobook recorded for listeners who are print disabled.

Talking Book machine

A specialized device for playing talking books.

teacher of students who are blind or visually impaired

A certified professional trained to teach blind and visually impaired children in both academic areas and adaptive skills.

telescope

A lens system that makes small objects appear closer and larger.

transitional services

Assistance, instruction, and planning for an individual who is making a change to a different type of environment and from one system of services to another. Transitional services are required by federal legislation (see Individuals with Disabilities Education Act) for toddlers who are moving from early intervention services to preschool or other appropriate services and for young adults who are moving from school to community living and employment or from secondary school to higher education.

VA

Veterans Affairs, U.S. Department of (formerly the U.S. Veterans Administration)

vending stand training

Training to operate a vending stand as part of the Vending Facility Program for Persons Who Are Blind, instituted by the Randolph-Sheppard Act, which gives persons who are blind priority in running vending facilities on federal property as a way to support themselves.

videodescription

Description and explanation of visual events in a recorded program--such as a television program or videotaped film--usually recorded as part of the program, to present them to individuals who are blind or visually impaired. See also Audiodescription

video magnifier

A computer-based device for magnifying images and projecting them on a computer screen. See also Closed-circuit television.

visual acuity

The sharpness or clearness of vision.

visual field

The area that is visible to a person looking straight ahead without shifting his or her gaze.

visual impairment

Any degree of vision loss, including total blindness that affects an individual's ability to perform everyday activities.

vocational rehabilitation

The process of preparing an individual for employment by means of training, counseling, and other services.



Abbreviations Used in this Directory



ADA

Americans with Disabilities Act

ADL

activities of daily living

AER

Association for Education and Rehabilitation of the Blind and Visually Impaired

AFB

American Foundation for the Blind

CCTV

closed-circuit television

CMV

cytomegalovirus

HIV/AIDS

human immunodeficiency virus/acquired immune deficiency syndrome

GED

general equivalency diploma

IDEA

Individuals with Disabilities Education Act

IEP

individualized education program

IFSP

individual family service plan

K

kindergarten

LEA

local education agency

OCR

optical character recognition

O.D.

doctor of optometry

O&M

orientation and mobility

TDD

telecommunication device for deaf and hearing impaired persons

TTY

teletype for deaf and hearing impaired persons

VA

Veterans Affairs, U.S. Department of (formerly the U.S. Veterans Administration)

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