painkiller

[ peyn-kil-er ]

noun

1. a drug, treatment, or anything else that relieves pain, especially an analgesic.

painkiller

/ ˈpeɪnˌkɪlə /

noun

1. an analgesic drug or agent
2. anything that relieves pain

Other Words From

• painkilling adjective

Word History and Origins

Origin of painkiller¹

An Americanism dating back to 1850–55; pain + killer

Related Words

• aspirin
• drug
• medicine
• morphine
• ointment
• opiate
• sedative
• tranquilizer