[ dahy-gam-uh ]
/ daɪˈgæm ə /


a letter of the early Greek alphabet that generally fell into disuse in Attic Greek before the classical period and that represented a sound similar to English w.

Origin of digamma

1545–55; < Latin < Greek dígamma, equivalent to di- di-1 + gámma gamma; from its resemblance to two gammas placed one over the other, similar to Roman French, which is a descendant of digamma

Related forms

di·gam·mat·ed [dahy-gam-ey-tid] /daɪˈgæm eɪ tɪd/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for digamma

British Dictionary definitions for digamma


/ (daɪˈɡæmə) /


a letter of the Greek alphabet (Ϝ) that became obsolete before the classical period of the language. It represented a semivowel like English W and was used as a numeral in later stages of written Greek, and passed into the Roman alphabet as F

Word Origin for digamma

C17: via Latin from Greek, from di- 1 + gamma; from its shape, which suggests one gamma upon another
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