a suffix of the names of families: Canidae.
English Affixes From A To Z: A One-Stop List Of Suffixes, Prefixes, and Combining FormsIn English, we love to make new words by adding all sorts of bits to the front and back of existing terms. These are called affixes, and they are added to the base or stem of a word. When attached to the end of word, the affix is called a suffix. And to the beginning? A prefix.
Origin of -idae
< New Latin, Latin < Greek -idai, plural of -idēs offspring of; akin to -id1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for -idae
suffix forming nouns
indicating names of zoological familiesFelidae; Hominidae
Word Origin for -idae
New Latin, from Latin, from Greek -idai, suffix indicating offspring
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