crit·i·cal. adj. 1. Judging severely and finding fault: a writer who is very critical of the government's foreign policy.

What Criticalness means?

Definitions of criticalness. a state of critical urgency. synonyms: criticality, cruciality. type of: urgency. the state of being urgent; an earnest and insistent necessity.

When did criticality become a word?

Meaning "pertaining to criticism" is from 1741. Related: Criticality (1756; in the nuclear sense, 1950); critically (1650s, "accurately;" 1815, "in a critical situation").