seta [ see-t uh ] SHOW IPA / ˈsi tə / PHONETIC RESPELLING EXAMPLES | WORD ORIGIN noun, plural se·tae . [ see-tee] /ˈsi ti/ . Biology a stiff hair; bristle or bristlelike part. Nearby words set-jetting
seth Origin of seta
First recorded in
1785–95, seta is from the Latin word sēta, saeta bristle Related forms se·tal, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for setae Setae dark amber to nearly ferruginous, darker than usual in squamatus.
setae are invariably formed each within an epidermic cell, and they are sheathed in involutions of the epidermis.
setae vary much in form and are often longer and stronger than in the Oligochaetes.
The furca is, as a rule, a powerful motor-organ, and has its laminae edged with strong teeth (ungues) or
setae or both. British Dictionary definitions for setae noun plural -tae ( -tiː) (in invertebrates and some plants) any bristle or bristle-like appendage (in mosses) the stalk of the sporophyte that bears the capsule Derived Forms setaceous ( sɪˈteɪʃəs), adjective setaceously, adverb setal, adjective Word Origin for seta
C18: from Latin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for setae n.
setae, 1793, from Latin seta "bristle," from PIE root *sai- "to tie, bind" (see sinew). Related: Setaceous.
Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for setae n. pl. se•tae ( -tē) A stiff hair, bristle, or bristlelike process or part.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for setae Plural setae ( sē) ′tē A stiff hair, bristle, or bristlelike process or part on an organism. Setae on the bodies of spiders are used as sensory organs, while setae on the bodies of many polychaete worms, such as earthworms, are used for locomotion. Microscopic setae on the feet of geckos allow adhesion to vertical surfaces.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.