FATAL'ITY, noun 1. A fixed unalterable course of things, independent of God or any controlling cause; an invincible necessity existing in things themselves; a doctrine of the Stoics. 2. Decree of fate. 3. Tendency to danger, or to some great or hazardous event. 4. Mortality.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI