noun Ar·a·bi·dopsis \ˌarəbə̇ˈdäpsə̇s\

Definition of Arabidopsis

  1. :  a small genus of annual or biennial herbs (family Brassicaceae) of north temperate regions with basal rosettes of petioled leaves, cauline leaves short-petioled or clasping, and flowers having white, purplish, or sometimes yellow petals — see mouse-ear cress

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Origin and Etymology of arabidopsis

New Latin, from Arabid-, Arabis + -opsis

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