specialize - devote oneself to a special area of work; She specializes in honey bees; This baker specializes in French bread specialise work - exert oneself by doing mental or physical work for a purpose or out of necessity; I will work hard to improve my grades; she worked hard for better living conditions for the poor
Critical Value in Statistics. In statistics, the critical value corresponds to a given significance level. This cutoff value determines the boundary between the two samples, on the basis of which it is determined, whether null hypothesis should be accepted or rejected.
Jupiterimages/Polka Dot/Getty Images. Critical is one of the five words that can be used to inform other medical professionals, family members or members of the media of a patient's condition. It is the most serious of the five conditions.