laeotropic

adjective

lae·​o·​trop·​ic

¦lēə‧¦träpik

variants or laeotropous

lēˈä‧trəpəs

or leiotropic

¦līə‧¦träpik

: turning to the left : sinistral

—used especially of various shells, of spiral cleavage patterns, or of the movement of volvox colonies

Word History

Etymology

laeotropic or laeotropous from Greek laios left + English -tropic or -tropous; leiotropic irregular from Greek laios left + English -tropic

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