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Webster 1913 Edition
Pinnatifid
Pin-nat′i-fid
,Adj.
[L.
pinnatus
feathered + root of findere
to split: cf. F. pinnatifide
.] (Bot.)
Divided in a pinnate manner, with the divisions not reaching to the midrib.
Webster 1828 Edition
Pinnatifid
PIN'NATIFID
,Adj.
In botany, fether-cleft. A pinnatifid leaf is a species of simple leaf, divided transversely by oblong horizontal segments or jags, not extending to the mid rib.