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Definition of "seta" [‖Se•ta]

  • Biology A stiff hair, bristle, or bristlelike process or part on an organism. (noun)
  • Biology The stalk of a moss capsule. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "seta" in a sentence
  • "We discovered that the seta is 10 times more adhesive than predicted from prior measurement on whole animals."
  • "The seta is short, the capsule being usually raised upon the archegoniophore."
  • "In the Jubuloideae, which in other respects form a well-marked group, the seta is short and the elaters extend from the upper part of the capsule to the base; at dehiscence they remain fixed to the valves into which the capsule splits."