Word Study
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: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
pinnule
CIDE DICTIONARY
pinnule, n. [L. pinnula, dim. of pinna feather: cf. F. pinnule.].
- One of the small divisions of a decompound frond or leaf. See Illust. of
Bipinnate leaf , under Bipinnate. [1913 Webster] - Any one of a series of small, slender organs, or parts, when arranged in rows so as to have a plumelike appearance; as, a pinnule of a gorgonia; the pinnules of a crinoid. [1913 Webster]
OXFORD DICTIONARY
pinnule, n.
1 the secondary division of a pinnate leaf.
2 a part or organ like a small wing or fin.
1 the secondary division of a pinnate leaf.
2 a part or organ like a small wing or fin.
Derivative
pinnular adj.
Etymology
L pinnula dimin. of pinna fin, wing
For further exploring for "pinnule" in Webster Dictionary Online
