pecten
Americannoun
PLURAL
pectens, pectines-
Zoology, Anatomy.
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a comblike part or process.
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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.
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any bivalve mollusk of the genus Pecten; scallop.
noun
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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
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any other comblike part or organ
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any scallop of the genus Pecten, which swim by expelling water from their shell valves in a series of snapping motions
Etymology
Origin of pecten
1350–1400; Middle English < Latin pecten comb, rake, scallop, pubes, akin to pectere, Greek pékein to comb, card
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
For a paper published today in the journal Science, researchers used a few different microscope techniques to get a detailed view of how the king scallop, or Pecten maximus, is able to see.
From The Verge
As a 16-year-old, he joined the Merchant Navy and found himself a place as a deck cadet aboard the Anglo-Saxon Petroleum Company's ship, the Pecten.
From BBC
Pecten vitreus, in Eagle Bay, 37.
From Project Gutenberg
Of the Linn�an genus, Ostrea, there are many sorts, on all parts of the coast, both east and west, but they are what we call the pecten or scollop.
From Project Gutenberg
Pecten, pek′ten, n. a genus of molluscs, one species of which is the scallop—so called from the valves having ribs radiating from the umbo to the margin like a comb: a membrane on the eyes of birds.—adjs.
From Project Gutenberg
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.