Definitions for "sign language interpreter"
a person who has high-level skills in two languages, English and British Sign Language (in the United Kingdom), and who has had special training in the theory and practice of interpreting (comparable to a spoken language interpreter)
a professional who facilitates communication between persons who are deaf and those who are hearing
a professional who is fluent in both a spoken language as well as sign language
Keywords:  auxiliary, aid, example, service
an example of an auxiliary aid or service