Communicate
early 16th century: from Latin communicat- ‘shared’, from the verb communicare, from communis (see common).
wiktionary
Borrowed from Latin commūnicātus, perfect passive participle of commūnicō(“share, impart; make common”), from commūnis(“common”). Doublet of commune.
etymonline
communicate (v.)
1520s, "to impart (information, etc.); to give or transmit (a quality, feeling, etc.) to another," from Latin communicatus, past participle of communicare "to share, communicate, impart, inform," literally "to make common," related to communis "common, public, general" (see common (adj.)). Meaning "to share, transmit" (diseases, etc.) is from 1530s. Intransitive sense, of rooms, etc., "to open into each other" is from 1731. Related: Communicated; communicating.
