— circumnutation , n. — circumnutatory /serr'keuhm nooh"teuh tawr'ee, -tohr'ee, -nyooh"-/ , adj.
/serr'keuhm nooh"tayt, -nyooh"-/ , v.i. , circumnutated, circumnutating .
(of the apex of a stem or other growing part of a plant) to bend or move around in an irregular circular or elliptical path.
[ 1875-80; CIRCUM- + nutate nutatus, ptp. of nutare to nod in assent, sway, totter ]