an artifact (or system of artifacts) that is instrumental in accomplishing some end
the quality of being instrumental for some purpose
a subsidiary organ of government created for a special purpose; "are the judicial instrumentalities of local governments adequate?"; "he studied the French instrumentalities for law enforcement"
people who are believed to belong to the same genetic stock; "some biologists doubt that there are important genetic differences between races of human beings"
compete in a race; "he is running the Marathon this year"; "let's race and see who gets there first"
cause to move fast or to rush or race; "The psychologist raced the rats through a long maze"
to work as fast as possible towards a goal, sometimes in competition with others; "We are racing to find a cure for AIDS"
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