early 17c., "conversation, dialogue," from Latin colloquium "conversation" (see colloquy). Also as a legal term; meaning "meeting, assembly, conference, seminar" is attes [..]

an academic meeting or seminar usually led by a different lecturer and on a different topic at each meeting Colloquium is a UK Internet service provider based in Glasgow, Scotland, established in 1994 [..]

[Latin, talk, discussion, from colloqui to converse] : the part of a complaint for defamation in which the plaintiff avers that the defamatory remarks related to him or her

Informal participatory discussion on group-selected topics.

Informal meeting usually keyed to discussing research or academic issues.

(n) an academic meeting or seminar usually led by a different lecturer and on a different topic at each meeting(n) an address to an academic meeting or seminar

an academic conference or seminar.

Colloquium is a one-credit course required of all freshmen upon entering Linfield fall semester.  The course provides assistance in making the transition from high school to college.