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 (click for a larger image) pinnate top: simple pinnate leaf bottom: bipinnate leaf
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pin·nate (p n t ) KEY also pin·nat·ed (- t d) KEY
ADJECTIVE: - Resembling a feather; having parts or branches arranged on each side of a common axis: a polyp with a pinnate form; pinnate leaves.
ETYMOLOGY: Latin pinn tus, feathered, from pinna, feather; see pet- in Indo-European roots
OTHER FORMS: pin nate ly(Adverb)
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