bulletin board

English Thesaurus

1. a board that hangs on a wall; displays announcements (noun.artifact)

hypernym	:	board,
definition	:	a flat piece of material designed for a special purpose (noun.artifact)

hyponym	:	call-board,
definition	:	a bulletin board backstage in a theater (noun.artifact)

2. a computer that is running software that allows users to leave messages and access information of general interest (noun.artifact)

hypernym	:	digital computer,
definition	:	a computer that represents information by numerical (binary) digits (noun.artifact)

domain category	:	computer science, computing,
definition	:	the branch of engineering science that studies (with the aid of computers) computable processes and structures (noun.cognition)