What is another word for "lecture"?

Roget's Thesaurus (1911) lists these synonyms for "lecture": abecedary, academic, academy, accost, address, allocution, alloquy, alma, ambo, amphitheater, and, apostrophe, apostrophize, appeal, art, article, aside, audience, auditorium, ball, boarding, book, box, button, call, canvass, cathedra, chair, class, college, collegiate, commentary, commentator, consideration, continuation, convent, creche, critic, criticism, critique.