trichoid,a.rare.|ˈtrɪkɔɪd| [ad.Gr. τριχοειδής (applied by Galen to the capillary blood-vessels), f. θρίξ, τριχ- hair + εἶδος form: see -oid.] Resembling hair or a hair; hairlike; capillary. 1854–67C. A. Harris Dict.Med.Terminol., Trichoid, resembling a hair.