mortal Definition

mortal
adj

1. Said especially of human beings: certain to die at some future time.

Thesaurus: human, transient, impermanent, frail, passing, ephemeral, evanescent, corporeal, earthly, temporal, sublunary; Antonym: immortal.
2. Causing or resulting in death.

Example: mortal injury
Example: mortal combat
Thesaurus: fatal, deadly, malignant, lethal.
3. Extreme.

Example: mortal fear
4. Characterized by intense hostility; implacable.

Example: mortal enemies
Thesaurus: implacable, unrelenting, remorseless.
5. Used for emphasis: conceivable; single.

Example: every mortal thing

noun

1. A mortal being, especially a human being.

Thesaurus: human, earthling, man, woman, being, body, creature, animal, sublunary; Antonym: god, immortal.

Derivative: mortally
adverb

Etymology: 14c: from Latin mortalis, from mori to die.