pecten


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Related to pecten: Pecten pubis

pec·ten

 (pĕk′tən)
n. pl. pec·tens or pec·ti·nes (-tə-nēz′)
1. A body structure or organ resembling a comb, such as a pleated vascularized structure in a bird's eye that projects into the vitreous humor from the retina.
2. A scallop of the genus Pecten.

[Latin pecten, pectin-, comb.]
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.

pecten

(ˈpɛktɪn)
n, pl -tens or -tines (-tɪˌniːz)
1. (Zoology) 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
2. (Anatomy) any other comblike part or organ
3. (Animals) any scallop of the genus Pecten, which swim by expelling water from their shell valves in a series of snapping motions
[C18: from Latin: a comb, from pectere, related to Greek pekein to comb]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

pec•ten

(ˈpɛk tən)

n., pl. -tens, -ti•nes (-təˌniz)
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.
[1350–1400; Middle English < Latin pecten comb, rake, scallop, akin to pectere, Greek pékein to comb, card]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
The rate of success of spawning induction in Pecten sulcicostatus was nevertheless low and a likely consequence of the low synchrony of gonad development, with scallops in False Bay seldom in the same reproductive phase, as is the case for scallops that undergo a resting period.
On histologic examination, diffuse and widespread infiltration of neoplastic lymphocytes was present in the brain, optic nerves, and pecten. Immunohistochemical PAX-5 labeling confirmed B-cell lymphoma confined to the eye and nervous system.
Net proceeds may be used by the company to fund a portion of the purchase price for the acquisition of Pecten Midstream, which owns the Auger Pipeline System and Lockport Terminal, from Shell Pipeline Company as well as for general partnership purposes.
Metafemur del macho con Meibomeus un diente basal largo campbelli distante del pecten; pecten con 4 dientes pequenos; protibia en machos sin espina preapical; hembras con segmentos antenales 1-5 y apice del artejo 11 amarillos; antena extendiendose 0.33 mm del elitro 4'.
Roedd yn dweud wrtha i cyn lleied o wybodaeth sydd gennym yng Nghymru am y gwahanol rywogaethau sy'n byw yn y mor ger ein glannau - rhywogaethau fel crancod, cimychiaid (Homarus gammarus; European clawed lobster), y cregyn moch mwyaf (Buccinium; whelk), gorgimychiaid (prawns), cregyn Berffro (Pecten maximus; great scallop) a draenogiaid mor (Dicentrarchus labrax; sea bass).
Some 20 samples from the marine and terrestrial biospheres--shells of Patella sp., Pecten maximus, Ruditapes decussatus and Cerastoderma edule in the first case, and non-identified mammalian fauna in the second--were dated using radiocarbon.
Optic disk (black round shape); pecten (black oval shape).
Clay Spence (339 Plainsboro Rd., Plainsboro, NJ 08536) notes that a lowly clam, called Pecten, is equipped with a Schmidt-camera eye.
The limited partnership acquired the land in September 1996 for $425,000 ($4.62 per SF) through Pecten Associates Partnership, led by Coulson, Jimmy W.