any scrophulariaceous plant of the genus Antirrhinum, esp the snapdragon, which have two-lipped flowers of various colours

Word Origin for antirrhinum

C16: via Latin from Greek antirrhinon, from anti- (imitating) + rhis nose; so called from a fancied likeness to an animal's snout
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for antirrhinum

Historical Examples of antirrhinum