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[pek-tuh n] /ˈpɛk tən/
noun, plural pectens, pectines
[pek-tuh-neez] /ˈpɛk təˌniz/ (Show IPA)
Zoology, Anatomy.
  1. a comblike part or process.
  2. a pigmented vascular membrane with parallel folds suggesting the teeth of a comb, projecting into the vitreous humor of the eye in birds and reptiles.
any bivalve mollusk of the genus Pecten; scallop.
Origin of pecten
1350-1400; Middle English < Latin pecten comb, rake, scallop, pubes, akin to pectere, Greek pékein to comb, card Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for pecten


noun (pl) -tens, -tines (-tɪˌniːz)
a comblike structure in the eye of birds and reptiles, consisting of a network of blood vessels projecting inwards from the retina, which it is thought to supply with oxygen
any other comblike part or organ
any scallop of the genus Pecten, which swim by expelling water from their shell valves in a series of snapping motions
Word Origin
C18: from Latin: a comb, from pectere, related to Greek pekein to comb
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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pecten in Medicine

pecten pec·ten (pěk'tən)
n. pl. pec·tens or pec·ti·nes (-tə-nēz')
A body structure or an organ resembling a comb.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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