1. Of or pertaining to a tibia.
2. Of or pertaining to a pipe or flute.
(Science: zoology) Tibial spur, a spine frequently borne on the tibia of insects.
Origin: L. Tibialis, fr. Tibia the shin bone; also, a pipe or flute, originally made of a bone: cf. F. Tibial.
(Science: anatomy) A tibial bone; a tibiale.