Pinnule Definition

pĭnyo͝ol
pinnule, pinnules
noun
pinnules
Any of the smallest divisions of a leaf which is doubly compound, esp. in ferns.
Webster's New World
Any of the lateral branches of the arm of a crinoid.
Webster's New World
Synonyms:

Other Word Forms of Pinnule

Noun

Singular:
pinnule
Plural:
pinnules

Origin of Pinnule

  • Latin pinnula diminutive of pinna feather pet- in Indo-European roots

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

Pinnule Sentence Examples

  • F, foundersecond bud, which usually polyp; I, 2, 3, succession of polyps forms a side branch or pinnule budded from the founder.

  • Or a polyp on the main stem, after having budded a second time to form a pinnule, may give rise to a third bud, which starts a new biserial FIG.

  • Polyp 7 has proof sense, 1 o c oduced as its first bud, 8; as its second bud, a7, motion and nutriwhich starts a uniserial pinnule; and as a third t i on, until its bud I', which starts a biserial branch (I I'-VI') medusoid nature that repeats the structure of the main stem and and organization gives off pinnules.

  • Fertile pinnule, bearing several tufts of microsporangia, magnified.

Find Similar Words

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Words Starting With

PPIPIN

Words Ending With

ELEULE

Unscrambles

pinnule

Words Starting With P and Ending With E

Starts With P & Ends With EStarts With PI & Ends With EStarts With P & Ends With LE

Word Length

7 Letter Words7 Letter Words Starting With P7 Letter Words Ending With E