Origin: Latin suffix -al
Semicircular canal has 2 different meanings across 1 category:
one of three tube loops filled with fluid and in planes nearly at right angles with one another; concerned with equilibrium
Any of three semicircular interconnected tubes located inside each ear: the horizontal (or lateral) semicircular canal, the superior (or anterior) semicircular canal, and the posterior semicircular canal. They form part of the bony labyrinth.