Of, pertaining to, or causing death; deadly; mortal; fatal.
Whether modern, industrial man is less or more warlike than his hunter-gatherer ancestors is impossible to determine. The machine gun is so much more lethal than the bow and arrow that comparisons are meaningless.
Any weapon that causes death.
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 (lḗt...
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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.