But drones can be used for nonlethal means as well, such as this project to protect rhinos from poachers in India.
About half of $1.4 billion in promised U.S. nonlethal aid, like helicopters, has been delivered.
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."
lethal le·thal (lē'thəl)
Capable of causing death.
Of, relating to, or causing death.