a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake's fangs"
a continuous tube formed by a row of elongated cells lacking intervening end walls
pertaining to an auricle of the heart; "auricular fibrillation"
relating to or perceived by or shaped like the organ of hearing; "my apprehension of words is auricular; I must hear what I read"- George Santayana; "an auricular confession"; "an auricular appendage"
the lower part of the female reproductive tract; a moist canal in female mammals extending from the labia minora to the uterus; "the vagina receives the penis during coitus"; "the vagina is elastic enough to allow the passage of a fetus"