Longman Dictionary of Contemporary English - ancient

~1 adj 1 belonging to a time long ago  (the ancient civilizations of Asia) 2 having existed for a very long time  (an ancient walled city) 3 usually humorous very old  (That photo makes me look ancient!) ~2 n the ancients old use people who lived long ago, especially the Greeks and Romans  (The ancients believed that the sun and moon were planets.)