Psychopsis papilio psyc·hop·sis·papilio uncommon noun 1. orchid of South America and Trinidad having large yellow and reddish-brown flowers; sometimes placed in genus Oncidium SynonymsPsychopsis papilioOncidium papilio Related words Broader terms butterfly orchid WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
