Is it sneaked or snuck?


[skleer-uh] /ˈsklɪər ə/
noun, Anatomy
a dense, white, fibrous membrane that, with the cornea, forms the external covering of the eyeball.
Origin of sclera
1885-90; < New Latin < Greek sklērá (feminine) hard Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
British Dictionary definitions for sclera


the firm white fibrous membrane that forms the outer covering of the eyeball Also called sclerotic
Word Origin
C19: from New Latin, from Greek sklēros hard
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
Cite This Source
Word Origin and History for sclera

1886, medical Latin, from Greek sklera (menix) "the hard (membrane)," fem. of skleros "hard" (see sclerosis).

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
sclera in Medicine

sclera scle·ra (sklēr'ə)
n. pl. scle·ras or scle·rae (sklēr'ē)
The tough fibrous tunic forming the outer envelope of the eye and covering all of the eyeball except the cornea; the white of the eye. Also called sclerotic.

scle'ral adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
sclera in Science
The tough, white, fibrous tissue that covers all of the eyeball except the cornea.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for sclera

Some English speakers likely know this word

Word Value for sclera

Scrabble Words With Friends

Nearby words for sclera