The difference between Lethal and Mortal

When used as nouns, lethal means one of the higher alcohols of the paraffine series obtained from spermaceti as a white crystalline solid, whereas mortal means a human.

When used as adjectives, lethal means deadly, whereas mortal means susceptible to death by aging, sickness, injury, or wound.


Mortal is also adverb with the meaning: mortally.

check bellow for the other definitions of Lethal and Mortal

  1. Lethal as an adjective:

    Deadly; mortal; fatal.

  1. Lethal as a noun (chemistry):

    One of the higher alcohols of the paraffine series obtained from spermaceti as a white crystalline solid.

  1. Mortal as an adjective:

    Susceptible to death by aging, sickness, injury, or wound; not immortal.

  2. Mortal as an adjective:

    Causing death; deadly, fatal, killing, lethal (now only of wounds, injuries etc.).

  3. Mortal as an adjective:

    Punishable by death.

  4. Mortal as an adjective:

    Fatally vulnerable.

  5. Mortal as an adjective:

    Of or relating to the time of death.

  6. Mortal as an adjective:

    Affecting as if with power to kill; deathly.

  7. Mortal as an adjective:

    Human; belonging to man, who is mortal.

    Examples:

    "mortal wit or knowledge; mortal power"

  8. Mortal as an adjective:

    Very painful or tedious; wearisome.

    Examples:

    "a sermon lasting two mortal hours"

    "rfquotek Sir Walter Scott"

  9. Mortal as an adjective (UK, slang):

    Very drunk; wasted; smashed.

  1. Mortal as a noun:

    A human; someone susceptible to death.

    Examples:

    "Her wisdom was beyond that of a mere mortal."

  1. Mortal as an adverb (colloquial):

    Mortally; enough to cause death.

    Examples:

    "It's mortal cold out there."