- a part or organ resembling a barb of a feather, a fin, or the like.
- a finlet.
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Origin of pinnule
OTHER WORDS FROM pinnulepin·nu·lar [pin-yuh-ler] /ˈpɪn yə lər/, adjective
Words nearby pinnule
Example sentences from the Web for pinnule
The sori are in the form of lines which branch out from the lower part of the pinnule in a fan-shaped manner.
Sporangia in oblong sori under a reflexed tooth of a pinnule; indusium broad; rachis dark and shining.The Fern Lover's Companion|George Henry Tilton
They occur about midway between the central vein of the pinnule and the margin of the leaf.
Pinnule, a secondary division of a bipinnate or tripinnate leaf, 66.
The index reference for "Pinnule" should probably be 59, rather than 66, but was not changed.