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Noun painkiller has 1 sense
analgesic, anodyne, painkiller, pain pill - a medicine used to relieve pain--1 is a kind of medicine, medication, medicament, medicinal drug
 --1 has particulars:
 |  | acetaminophen, Datril, Tylenol, Panadol, Phenaphen, Tempra, Anacin III; acetanilide, acetanilid, phenylacetamide; acetophenetidin, acetphenetidin, phenacetin; aminopyrine, amidopyrine; aspirin, acetylsalicylic acid, Bayer, Empirin; codeine; colchine; Fentanyl, Sublimaze; hydromorphone hydrochloride, hydromorphone, Dilaudid; morphine, morphia; pentazocine, Talwin; phenazopyridine, Pyridium; propoxyphene, propoxyphene hydrochloride, Darvon; sodium salicylate | 
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