Dictionary

petiolule

noun pet·i·o·lule \ˈpe-tē-ō-ˌlül, ˌpe-tē-ˈōl-(ˌ)yül\

Definition of PETIOLULE

:  a stalk of a leaflet of a compound leaf
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Origin of PETIOLULE

New Latin petiolulus, diminutive of petiolus
First Known Use: 1832

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