from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Distribution or arrangement of a system of veins, as in a leaf blade or the wing of an insect.
  • n. The veins of such a system considered as a group.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The state of having veins, or the pattern of veins or vein-like structures within a larger entity.

from the GNU version of the Collaborative International Dictionary of English

  • n. The arrangement or system of veins, as in the wing of an insect, or in the leaves of a plant. See Illust. in Appendix.
  • n. The act or art of hunting, or the state of being hunted.

from The Century Dictionary and Cyclopedia

  • n. The art or practice of hunting; pursuit of game.
  • n. The state of being hunted.
  • n. In botany, the manner in which veins or nerves are distributed in the blade of a leaf or other expanded organ. See nervation.
  • n. In entomology: The mode or system of distribution of the veins of the wings, These veins or nervures, collectively considered as to their arrangement. See vein, 3, and cut under nervure.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (botany) the arrangement of veins in a leaf
  • n. (zoology) the system of venous blood vessels in an animal


Sorry, no etymologies found.


  • Pineapples have simple leaves with spiny margins and parallel leaf venation, which is typical of

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  • Good story and lots of noir stuff like stairwells, shadows, venation blinds, and guys in hats. jeischen says:

    Tuesday, April 28 – The Bleat.

  • I am primarily interested in the venation of the lungs of pulmonate land snails.

    The mantle cavity of Rumina saharica

  • The wing venation and location of specific hairs are the structures used to distinguish different species of fly.

    Insecta (Aquatic)

  • Variation in venation patterns of the wings and diversity of genital structures are used to distinguish species.

    Insecta (Aquatic)

  • Pulmonary cavity sunken below mantle, its volume difficult to establish, and without obvious venation.

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  • Based on the venation of its wings, I have identified this individual as a Tipula sp.

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  • These marks are more clearly seen on the outer portion of the base of the wings, and on the innerside towards the middle and apex, and they are produced by striae and markings which are very common in allied species, but which are here modified and strengthened so as to imitate more exactly the venation of a leaf.

    The Malay Archipelago

  • The future was read in the venation of leaves and in the flow of green saliva on fingers, by soothsayers and diviners who had acquired their knowledge by surviving a bolt of lightning.

    One River

  • The con venation had clearly touched a nerve. q'You're thinking of Mr. Wonderful, aren't you?

    A Ring And A Promise


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  • "... how the insect's hairs are placed and grouped, the formation of the mouth parts, the sex parts, the bewildering pattern of wing venation..."

    —Molly Caldwell Crosby, The American Plague (New York: Berkeley Books, 2006), 129

    October 6, 2008