- Also called: shinbone the inner and thicker of the two bones of the human leg between the knee and ankle
Compare fibula - the corresponding bone in other vertebrates
- the fourth segment of an insect's leg, lying between the femur and the tarsus
WordReference Random House Learner's Dictionary of American English © 2026
tib•i•a /ˈtɪbiə/USA pronunciation
n. [countable], pl. tib•i•ae /ˈtɪbiˌi/USA pronunciation tib•i•as.
WordReference Random House Unabridged Dictionary of American English © 2026- Anatomythe inner of the two bones of the leg, from the knee to the ankle;
shinbone.
tib•i•a
(tib′ē ə),USA pronunciation n., pl. tib•i•ae (tib′ē ē′),USA pronunciation tib•i•as.
tib′i•al, adj.
- Anatomythe inner of the two bones of the leg, that extend from the knee to the ankle and articulate with the femur and the talus;
shinbone. See diag. under skeleton. - Zoology
- a corresponding bone in a horse or other hoofed quadruped, extending from the stifle to the hock.
- (in insects) the fourth segment of the leg, between the femur and tarsus. See diag. under coxa.
- Latin tībia literally, reed pipe
- 1685–95
Collins Concise English Dictionary © HarperCollins Publishers::
tibia /ˈtɪbɪə/ n ( pl tibiae /ˈtɪbɪˌiː/, tibias )
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'tibia' also found in these entries (note: many are not synonyms or translations):
cruciate ligament
- fibula
- knee
- leg
- malleolus
- shin
- shinbone
- tarsus
- cnemis
- femur
- flag
- pollen basket
- Pott's fracture
- thigh
- tibiotarsus
- sartorius
- stifle
