nervation

Also ner·va·ture

[nur-vey-shuhn]

noun

1. venation.

nervation

/ nɜːˈveɪʃən, ˈnɜːvətʃə /

noun

1. a less common word for venation

Word History and Origins

Origin of nervation¹

First recorded in 1715–25; nerve + -ation

Example Sentences

Now, when phyllomorphy occurs in sepals which ordinarily are vaginal, it is obvious that the case is one, not merely of increased relative growth, but also of the appearance or development of an organ habitually suppressed; on the other hand, when phyllomorphy occurs in sepals which usually are laminar in form and nervation, the case is one of unusual growth or hypertrophy, and not of the development of an organ habitually suppressed, so that the amount of change is greater in the former than in the latter instance.

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It was necessary to study the outlines, nervation, and microscopic structure of the leaves, with a degree of care which had never been called for in the classification of living plants, where the flower and fruit afforded characters so much more definite and satisfactory.

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Visual perception, artificial differences in, 202; binocular, 203; influence of custom on, 203; in darkness, 204; and form, 201; and muscular in- nervation, 204.

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