a yellow-white, more or less viscid substance produced by suppuration and found in abscesses, sores, etc., consisting of a liquid plasma in which white blood cells are suspended. Origin of pus. Latin.
Definition of task. 1  1a : a usually assigned piece of work often to be finished within a certain timeb : something hard or unpleasant that has to be donec : duty, function. 2  2 : subjection to adverse criticism : reprimand âused in the expressions to take, call, or bring to task.
Task analysis is the analysis of how a task is accomplished , including a detailed description of both manual and mental activities , task and element durations , task frequency , task allocation , task complexity , environmental conditions , necessary clothing and equipment , and any other unique factors involved in or required for one or more ...