lethal

Adj

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

Noun

1. Any weapon that causes death.
2. An allele that causes the death of the organism that carries it.

Noun

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

Opposite of

non-lethal

Pronounced as (IPA)

/ˈliː.θəl/

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

fatal

mortal

deathly

dangerous

pestilent

mortiferous

pernicious

terminal

vital

lethal gene

lethal factor

baneful

death

💀

killable

killing

kills

lethiferous

murder

murderous

Translations

létal

mortel

letal

letale

dodelijk

mortale

tödlich

mortal

قاتل

mortal

letal

θανατηφόρος

fatal

letal

śmiertelny

Sentences

Drinking too much water in a short period of time can be lethal .

Both attacks were lethal and also caused hundreds of injuries .