Medical Definition of canaliculus
plural can·a·lic·u·li \-ˌlī, -ˌlē\play
: a minute canal in a bodily structure: asa: one of the hairlike channels ramifying a haversian system in bone and linking the lacunae with one another and with the haversian canalb: one of the narrow spaces between cells in the anastomosing cords of cells that make up a liver lobule
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