- of, relating to, or causing death; deadly; fatal: a lethal weapon; a lethal dose.
- made or carried out to cause death: a lethal chamber; a lethal attack.
- causing great harm or destruction: The disclosures were lethal to his candidacy.
Origin of lethal
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for nonlethal
But drones can be used for nonlethal means as well, such as this project to protect rhinos from poachers in India.Google Invests in Drone Company Airware
May 15, 2013
About half of $1.4 billion in promised U.S. nonlethal aid, like helicopters, has been delivered.2012 Will Be a Decisive Year in Mexico’s Deadly Drug War
January 3, 2012
- not resulting in or capable of causing death
- able to cause or causing death
- of or suggestive of death
Word Origin and History for nonlethal
1580s, from Late Latin lethalis, alteration of Latin letalis "deadly, fatal," from letum "death," of uncertain origin. Form altered in Late Latin by association with lethe hydor "water of oblivion" in Hades in Greek mythology, from Greek lethe "forgetfulness."
- Capable of causing death.
- Of, relating to, or causing death.