a. [ Villus + -form. ] Having the form or appearance of villi; like close-set fibers, either hard or soft; as, the teeth of perch are villiform. [ 1913 Webster ]
a. [ L. filum thread + -form: cf. F. filiforme. ] Having the shape of a thread or filament; as, the filiform papillæ of the tongue; a filiform style or peduncle. See Illust. of Antennæ. [ 1913 Webster ]