Definition of pecten in English:

pecten

Line breaks: pec¦ten
Pronunciation: /ˈpɛktɛn
 
/

noun (plural pectens or pectines /-tɪniːz/)

Zoology
1Any of a number of comb-like structures occurring in animal bodies, in particular:
1.1A pigmented vascular projection from the choroid in the eye of a bird.
More example sentences
  • The pecten forms the staff of the pigeon's omniscient sight.
1.2An appendage of an insect consisting of or bearing a row of bristles or chitinous teeth.
1.3A sensory appendage on the underside of a scorpion.
2A scallop.
  • Genus Pecten, family Pectinidae

Origin

late Middle English (denoting the metacarpus): from Latin pecten, pectin- 'a comb, rake'.

Derivatives

pectinate

adjective
More example sentences
  • Many species have thickly feathered legs; their well-developed talons have a smooth edge on the claw of the third toe (in contrast to the pectinate claw of the tytonids), which is longer than the second toe.
  • The most striking difference is the elimination of the postcranially primitive clade of hominoids in the early Miocene in favor of a pectinate succession of taxa.
  • They have long legs, and their inner toe, which is as long as the middle one, has a pectinate claw.

pectinated

Pronunciation: /-neɪtɪd/
adjective
More example sentences
  • It differs in having ribs that are not as deeply pectinated and in having ribs that increase in number proximally by insertion rather than by bifurcation.

pectination

Pronunciation: /-ˈneɪʃ(ə)n/
noun

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