Definition of LETHAL

lethal

Meanings

Plural: lethals

Adjective Satellite

  • of an instrument of certain death
    • "lethal weapon"
    • "a lethal injection"

Adj

  • Of, pertaining to, or causing death; deadly; mortal; fatal.

Noun

  • Any weapon that causes death.
  • An allele that causes the death of the organism that carries it.
  • One of the higher alcohols of the paraffine series obtained from spermaceti as a white crystalline solid.

Origin / Etymology

Learned borrowing from Latin lētālis (“deadly, mortal, fatal”), improperly written lēthālis, from lētum (“death”), improperly written as lēthum, from a supposed connection with Ancient Greek λήθη (lḗthē, “oblivion, forgetfulness”).

Synonyms

deadly

Antonyms

non-lethal

Scrabble Score: 9

lethal is a valid Scrabble (US) TWL word
lethal is a valid Scrabble Word in Merriam-Webster MW Dictionary
lethal is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 10

lethal is a valid Words With Friends word