planaria


pla·nar·ia

noun \plə-ˈner-ē-ə\
plural pla·nar·ia also pla·nar·ias

Definition of PLANARIA

: any of a genus (Planaria) of 2-eyed planarian worms; broadly : planarian

Origin of PLANARIA

New Latin, from feminine of Late Latin planarius lying on a plane, from Latin planum plane
First Known Use: 1855

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