(computing, programming) A programming/specification language that is dedicated to a particular problem domain, a particular problem representation/solution technique.

A sign language used in Mexico.

An extinct sign language from Newfoundland, Nova Scotia, New Brunswick and Prince Edward Island, Canada.

A sign language of Guatemala.

A sign language used in Yucatán, Mexico.

Maritime Sign Language

A sign language of the French Sign Language family used primarily in Quebec.

A sign language used in Hawaii. The language is named after the Hawaiian Pidgin spoken language and is not itself a pidgin.

The sign language used by the deaf community of Denmark.

The sign language used by the deaf community of Estonia.