Pulvinus Definition

pŭl-vīnəs, -vē-
pulvini
noun
An enlarged area at the base of a petiole, at a node, or at the base of a panicled branch, producing movement by growth or swelling.
Webster's New World

Other Word Forms of Pulvinus

Noun

Singular:
pulvinus
Plural:
pulvinae, pulvini

Origin of Pulvinus

  • Latin pulvīnus cushion

    From American Heritage Dictionary of the English Language, 5th Edition

Pulvinus Sentence Examples

  • If the leaf of Mini osa or Desmodium be examined, it will be seen that at the base of each leaflet and each leaf, just at the junction with the respective axes, is a swelling known as a pulvinus.

  • In the erect position of the leaf the lower side has its cells extremely turgid, and the pulvinus thus forms a cushion, holding up the petiole.

  • These symbols were laid upon a couch (lectus), the left arm resting on a cushion (pulvinus, whence the couch itself was often called pulvinar) in the attitude of reclining.

  • Irritability resides in the pulvinus,in the pea and bean family, in rosaceous plants and the family Rubiaceae.

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Words Starting With

PPUPUL

Words Ending With

SUSNUS

Unscrambles

pulvinus

Words Starting With P and Ending With S

Starts With P & Ends With SStarts With PU & Ends With SStarts With P & Ends With US

Word Length

8 Letter Words8 Letter Words Starting With P8 Letter Words Ending With S