A means of execution or of euthanasia in which a person is injected with a fatal dose of drugs.

plural of lethal injection

Not capable of causing death. / Designed to cause incapacitation without causing death.

Any weapon that incapacitates without causing death.

(genetics) A type of genetic interaction in which two (or more) mutations which are not lethal when occurring singly in a cell are lethal when they occur together in the same cell.

A gas chamber.

(transitive) To execute (someone) by means of lethal chamber.

simple past tense and past participle of lethal chamber

plural of non-lethal

plural of lethal chamber