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.

plural of lethality

plural of lethal dose

plural of lethal gene

The quality of being lethargic.

(archaic) lethargic

A phytoplasma disease that attacks many species of palm tree.

A fatal autosomal genetic disorder of horses, resulting in a white coat, blue eyes, and a non-functioning colon.