One entry found for critical.
Main Entry: crit·i·cal
Pronunciation: krit-i-kl
Function: adjective 1 a: inclined to criticize in an unfavorable way <you're always so critical> b: consisting of or involving criticism or the judgments of critics <critical writings> c: using or involving careful judgment <a critical examination of a patient> 2 a: of, relating to, or being a turning point <the critical phase of a fever>; also: being at a critical stage of illness <listed the patient as critical> b: being or relating to a state or point at which a definite change occurs <the critical temperature> c: CRUCIAL 1 <a critical test> 3: INDISPENSABLE, VITAL <provides critical services> 4: of big enough size to keep a chain reaction going -- used of a mass of material that can go through fission - crit·i·cal·ly /-i-k(-)l/ adverb - crit·i·cal·ness /-kl-ns/ noun