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venation

 - 2 dictionary results

ve⋅na⋅tion

[vee-ney-shuhn, vuh-]
–noun
1. the arrangement of veins, as in a leaf or in the wing of an insect.
2. these veins collectively.

Origin:
1640–50; < L vēn(a) vein + -ation


ve⋅na⋅tion⋅al, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To venation
ve·na·tion   (vē-nā'shən, vě-)   
n.  
  1. Distribution or arrangement of a system of veins, as in a leaf blade or the wing of an insect.

  2. The veins of such a system considered as a group.

ve·na'tion·al adj.
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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