- resembling a feather
- with leaflets on each side of a common axis in a featherlike arrangement
- with a pattern of leaf veins resembling the structure of a feather
Origin: ModL pinnatus from Classical Latin from pinna, feather, fin: see pen
Used by arrangement with John Wiley & Sons, Inc.
Origin: Latin pinnātus, feathered, from pinna, feather; see pet- in Indo-European roots.
- pinˈnateˌly adverb
top: simple pinnate leaf
bottom: bipinnate leaf
pinnate - Science Definition
detail of a white ash (Fraxinus americana) tree
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