a. rare. [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.
1854–67. C. A. Harris, Dict. Med. Terminol., Trichoid, resembling a hair.
