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frustule

 - 3 dictionary results

frus⋅tule

  [fruhs-chool]
Use frustule in a Sentence
–noun Botany.
the siliceous cell wall of a diatom.
Origin:
1855–60; < F < LL frustulum, dim. of frustum frustum
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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frus·tule   (frŭs'chōōl, -tyōōl)   
n.  The hard, siliceous bivalve shell of a diatom.

[French, from Latin frūstulum, diminutive of frūstum, piece broken off.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Science Dictionary
frustule   (frŭs'chl)  Pronunciation Key 
The silica-rich cell wall of a diatom. Frustules are divided into two halves, and the intricate patterns of depressions and projections on each half help to identify individual diatom species.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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