sign language

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sign language

Etymology: L, signum + lingua, tongue
a form of communication often used with and among deaf people, consisting of hand and body movements. Many variations exist, including American Sign Language (ASL). Other forms of manual communication are Signed English and finger spelling. Compare body language.

sign language

A formal language of nonverbal communication based on hand shapes and gestures, facial expressions and movements.

sign language

Audiology A formal language of nonverbal communication based on hand shapes, facial expressions, and movements. See Americans with Disabilities Act.

sign lan·guage

(sīn lang'gwăj)
A system of manual communication used by the deaf. True sign languages such as American Sign Language (ASL) have a complete representation of morphology, semantics, and syntax.
References in periodicals archive ?
It's a good method to capitalize on compulsive donors, but one doesn't need the intellect of Washoe, the signlanguage chimp, to figure out that nonprofits don't always have the necessary resources to employ these capabilities.
Another parent, who did not wish to be named, denied some pupils would be disadvantaged by the absence of their only signlanguage teacher and said:
The Court conceded that while a signlanguage interpreter would simply translate what was presented to the whole class, teachers or counselors could interject thoughts, ideas, and philosophies of their own.