Conference
early 16th century (in the general sense ‘conversation, talk’): from French conférence or medieval Latin conferentia, from Latin conferre ‘bring together’ (see confer).
wiktionary
From Middle French conférence, from Medieval Latin conferentia, from Latin conferens.
etymonline
conference (n.)
1550s, "act of consulting together," from French confrence (15c.), from Medieval Latin conferentia, from Latin conferens, present participle of conferre "to bring together; deliberate, talk over," literally "to bring together," from assimilated form of com "together" (see con-) + ferre "to bear, carry" (from PIE root *bher- (1) "to carry," also "to bear children"). Meaning "formal meeting for consultation, discussion, instruction, exchange of opinions, etc.," is from 1580s. As a verb from 1846 (implied in conferencing).
