|lēə.|träpik adjective
or lae·ot·ro·pous lēˈä.trəpəs ; or lei·o·trop·ic |līə.|träpik
Etymology: laeotropic or laeotropous from Greek laios left + English -tropic or -tropous; leiotropic irregular from Greek laios left + English -tropic — more at lev-
: turning to the left : sinistral — used especially of various shells, of spiral cleavage patterns, or of the movement of volvox colonies