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
any activity that is performed in an especially solemn elaborate or formal way; "the ceremony of smelling the cork and tasting the wine"; "he makes a ceremony of addressing his golf ball"; "he disposed of it without ceremony"
the proper or conventional behavior on some solemn occasion; "an inaugural ceremony"
a formal event performed on a special occasion; "a ceremony commemorating Pearl Harbor"
generally approved or compelling recognition; "several accepted techniques for treating the condition"; "his recognized superiority in this kind of work"
generally agreed upon; not subject to dispute; "the accepted interpretation of the poem"; "an accepted theory"; "the undisputed fact"
widely accepted as true or worthy; "the accepted wisdom about old age"; "a received moral idea"; "Received political wisdom says not; surveys show otherwise"- Economist
widely or permanently accepted; "an accepted precedent"
generally accepted or used; "accepted methods of harmony and melody"; "three accepted types of pump"