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A narrow crack or opening; a fissure or cleft.
[Middle English, from Old French crevace, probably from Vulgar Latin *crepācia, from *crepa, from Latin crepāre, to crack.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.