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seta

[ see-tuh ]

noun

, Biology.
, plural se·tae [see, -tee].
  1. a stiff hair; bristle or bristlelike part.


seta

/ sɪˈteɪʃəs; ˈsiːtə /

noun

  1. (in invertebrates and some plants) any bristle or bristle-like appendage
  2. (in mosses) the stalk of the sporophyte that bears the capsule
“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


seta

/ /

, Plural setae

  1. 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.


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Derived Forms

  • seˈtaceously, adverb
  • ˈsetal, adjective
  • setaceous, adjective
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Other Words From

  • setal adjective
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Word History and Origins

Origin of seta1

First recorded in 1785–95, seta is from the Latin word sēta, saeta “bristle”
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Word History and Origins

Origin of seta1

C18: from Latin
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Example Sentences

The researchers also found that the caterpillars’ setae responded most dramatically when the electric field oscillated at a rate comparable to the beating of a wasp’s wings.

According to the legend, the more black setae—long prickly hairs—found on a woolly bear, the harsher the coming winter will be.

Others are white wasps — not that kind — of the species Dasymutilla gloriosa, which have painful stingers and luxuriously silky hair, or setae.

These setae are composed predominantly of beta-keratin, a protein found in reptiles that is in the keratin family.

From Reuters

He took a break from making pasta to talk about his love of sushi and why his mandilli di seta has the city swooning.

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