Word Study
foliole
CIDE DICTIONARY
foliole, n. [Dim. of L. folium leaf: cf. F. foliole.].
One of the distinct parts of a compound leaf; a leaflet. [1913 Webster]
OXFORD DICTIONARY
foliole, n. a division of a compound leaf; a leaflet.
Etymology
F f. LL foliolum dimin. of L folium leaf
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