trimorph [trahy-mawrf] WORD ORIGIN noun Crystallography. a substance existing in three structurally distinct forms; a trimorphous substance. any of the three forms.
Origin of trimorph First recorded in 1905–10, trimorph is from the Greek word trímorphos having three forms. See, Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019 British Dictionary definitions for trimorph trimorph noun a substance, esp a mineral, that exists in three distinct forms any of the forms in which such a structure exists 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