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pinnule
[ pin-yool ]
noun
- Zoology.
- a part or organ resembling a barb of a feather, a fin, or the like.
- a finlet.
- Botany. a secondary pinna, one of the pinnately disposed divisions of a bipinnate leaf.
- a metal plate with a small hole in it, used as a sight in a quadrant.
pinnule
/ ˈpɪnjÊŠlÉ™; ˈpɪnjuËl /
noun
- any of the lobes of a leaflet of a pinnate compound leaf, which is itself pinnately divided
- zoology any feather-like part, such as any of the arms of a sea lily
pinnule
/ ±èIJÔ′²â´ÇÌ…´ÇÌ…±ô /
- Any of the smaller leaflets into which each leaflet of a bipinnately compound leaf is subdivided. The leaves of many ferns are divided into pinnules.
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Derived Forms
- ˈ±è¾±²Ô²Ô³Ü±ô²¹°ù, adjective
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Other ˜yÐÄvlog Forms
- ±è¾±²Ô·²Ô³Ü·±ô²¹°ù [pin, -y, uh, -ler], adjective
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˜yÐÄvlog History and Origins
Origin of pinnule1
C16: from Latin pinnula, diminutive of pinna feather
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Example Sentences
Examples have not been reviewed.
The cordate pinnules sometimes found here are commoner in Europe.
From
Its value was much impaired by his preference of the antique “pinnules†to telescopic sights on quadrants.
From
Arms fork once to thrice, and bear pinnules on each or on every other brachial.
From
It is probably a fern, more minute in its pinnules than even our smallest specimens of true maidenhair.
From
Ordinary frond and forked and crested varieties of the same, the crest arising from the inordinate development of the margins of the pinnules.
From
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