noun
canaliculus; tubule; ductule
Technical term in anatomy and biology for a small channel or duct in the body or in cells.
骨の小管は骨細胞同士をつなぐ細い通路です。
Bone canaliculi are tiny channels that connect osteocytes.
腎臓の尿細管は小管の一種です。
Renal tubules are a type of small duct.