/ Thesaurus / C Synonyms of cypripedium arietinum Find synonyms for: Noun1. ram's-head, ram's-head lady's slipper, Cypripedium arietinum, lady's slipper, lady-slipper, ladies' slipper, slipper orchidusage: orchid of northern North America having a brownish-green flower and red-and-white lip suggestive of a ram's headWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language