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[frond] /frɒnd/
noun, Botany.
an often large, finely divided leaf, especially as applied to the ferns and certain palms.
a leaflike expansion not differentiated into stem and foliage, as in lichens.
Origin of frond
1745-55; < Latin frond- (stem of frōns) branch, bough, foliage
Related forms
fronded, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for frond
Historical Examples
  • Ant vat if you do not find your frond zee captain of zee steamer?

    Blown to Bits R.M. Ballantyne
  • Its frond is thin and membranous, with a well-defined midrib.

    The Sea Shore William S. Furneaux
  • The root is covered with woolly fibres, and the frond is regularly forked.

    The Sea Shore William S. Furneaux
  • The frond is flat, with a distinct midrib, and a non-serrated edge.

    The Sea Shore William S. Furneaux
  • Keep your glance on a frond of the fern just beyond him, and he will stay.

    The Gamekeeper at Home Richard Jefferies
  • There was not a frond of bracken, a blade of grass, that did not bend listeningly.

  • If a woodlark stirred, he saw the shadow of its wing flit from frond to frond.

  • The species are named from variations in the outline of the frond.

    The Sea-beach at Ebb-tide Augusta Foote Arnold
  • In the simplest species the frond consists of branched cell-rows.

    The Sea-beach at Ebb-tide Augusta Foote Arnold
  • A frond is once-pinnate when the incisions extend to the midvein (Fig. 3).

    How to Know the Ferns Frances Theodora Parsons
British Dictionary definitions for frond


a large compound leaf, esp of a fern
the thallus of a seaweed or a lichen
Derived Forms
fronded, adjective
frondless, adjective
Word Origin
C18: from Latin frōns
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
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Word Origin and History for frond

1785, from Latin frons (genitive frondis) "leafy branch, green bough, foliage." Adopted by Linnæus in a sense distinct from folium.

Online Etymology Dictionary, © 2010 Douglas Harper
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frond in Science
  1. A leaf of a fern or cycad, usually consisting of multiple leaflets.

  2. A large, fanlike leaf of a palm tree.

  3. A leaflike structure such as the thallus of a lichen or a seaweed.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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