Lethal

Adjective

 * 1) deadly; mortal; fatal

Related terms

 * lethality
 * semilethal

Noun

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

Thesaurus
baleful, baneful, brutal, corroding, corrosive, corrupting, corruptive, counterproductive, damaging, deadly, death-bringing, deathful, deathly, deleterious, destructive, detrimental, disadvantageous, disserviceable, distressing, fatal, feral, harmful, hurtful, injurious, internecine, killing, malefic, malevolent, malign, malignant, mischievous, mortal, noisome, noxious, ominous, pernicious, pestilent, pestilential, poisonous, prejudicial, savage, scatheful, toxic, venenate, veneniferous, venenous, venomous, vicious, virulent

Etymology 1
< letalis:, improperly written lethalis: < letum:, improperly written as lethum:, as associated with Greek λήθη:.

Etymology 2
Abbreviation of “lauric acid ethereal salt”, so called because it occurs in the ethereal salt of lauric acid.

Adjective

 * Czech: (causing death),  (able to die),
 * Dutch:
 * Finnish:, , letaali
 * French:, ,


 * German:
 * Greek:, θανατηφόρος
 * Portuguese:, ,
 * Slovene:, smrtonosna,
 * Spanish: letal