ˈtereto-irregular combining form of L. teres(see tereti-). ˌtereto-seˈtaceousa.[L. sēta bristle], having smooth round bristles. ˌtereto-ˈsubulatea.[L. subula awl], terete and awl-shaped.1846Dana Zooph. (1848) 593 A stony axis,..tereto-subulate and truncate.Ibid. 663 Branches erect, tereto-setaceous.