Equanimity

(n.) Evenness of mind; calm temper or firmness of mind which is not easily elated or depressed; patience; calmness; composure; as, to bear misfortunes with equanimity.

Thesaurus Entries

accordance, aplomb, assurance, ataraxy, balance, calm, calmness, composure, confidence, consistency, consonance, constancy, continuity, coolness, correspondence, detachment, equability, equilibrium, equipoise, evenness, homogeneity, imperturbability, level head, levelheadedness, monolithism, persistence, phlegm, placidity, poise, possession, presence of mind, restraint, sangfroid, self-assurance, self-command, self-confidence, self-control, self-possession, self-restraint, serenity, stability, steadfastness, steadiness, tranquillity, uniformity, unity, unruffledness, well-regulated mind