WordWeb Online

1. Of or relating to communication
   "communicative arts"
    
2. Able or tending to communicate
   "was a communicative person and quickly told all she knew";
   - communicatory

See also: anecdotal, anecdotic, anecdotical, articulate, Bantu-speaking, blabbermouthed, chatty, communicable, communicational, English-speaking, expansive, expressive, Finno-Ugric-speaking, Flemish-speaking, French-speaking, Gaelic-speaking, German-speaking, gesticulating, gestural, gossipy, heraldic, Icelandic-speaking, Italian-speaking, Japanese-speaking, Kannada-speaking, leaky, Livonian-speaking, narrative, newsy, nonverbal, openhearted, Oscan-speaking, outspoken, Russian-speaking, Samoyedic-speaking, Semitic-speaking, sign, signed, sign-language, Siouan-speaking, Spanish-speaking, talebearing, talkative, tattling, Turkic-speaking, verbal, vocal, voluble, yarn-spinning

Antonym: incommunicative