Nineties Online Messaging Platform Term

This page is the CodyCross answer for the clue below from Greece, Group 678, Puzzle 1 (Myrtos Beach).

Question is: Nineties Online Messaging Platform Term

and the answer is: CHATROOM

Word Meaning:

CHAT ROOM — (Internet) Part of a website or other network where visitors can converse in typed messages.

Definitions from Wiktionary.