crenation

[ kri-ney-shuh n ]

/ krɪˈneɪ ʃən /

noun

a rounded projection or tooth, as on the margin of a leaf.

Anatomy. (in erythrocytes) the state of being or becoming shrunken with a notched or indented edge.

a notch between teeth.

Nearby words

cremnocele, cremona, cremorne bolt, crena, crenate, crenation, crenature, crenel, crenelate, crenelated, crenellate

Origin of crenation

First recorded in 1840–50; crenate + -ion

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for crenation

crenation

crenature (ˈkrɛnəˌtjʊə, ˈkriː-)

/ (krɪˈneɪʃən) /

noun

any of the rounded teeth or the notches between them on a crenate structure

a crenate formation or condition

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

Medicine definitions for crenation

crenation

[ krĭ-nā′shən ]

n.

The condition or state of being crenate.

A process resulting from osmosis in which red blood cells, in a hypertonic solution, shrink and acquire a scalloped surface.