#1 acute a. having or experiencing a rapid onset and short but severe course; "acute appendicitis"; "the acute phase of the illness"; "acute patients". wn
#2 acute s. [intense] extremely sharp or intense; "acute pain"; "felt acute annoyance"; "intense itching and burning". wn
#3 acute n. [acute accent, ague] a mark (') placed above a vowel to indicate pronunciation. wn
#4 acute s. of critical importance and consequence; "an acute (or critical) lack of research funds". wn
vizzz