- a combining form meaning “prickly; spiny,” used in the formation of compound words: echinulate.
- a combining form representing echinoderm in compound words: echinoid.
Also called echin-.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
before a vowel echin-
- indicating spiny or pricklyechinoderm
Word Origin for echino-
from New Latin, via Latin from Greek ekhinos sea urchin, hedgehog
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
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