(transitive) To calm (a person or animal) or put them to sleep using a drug. / (transitive, now literary) To make (something or someone) tranquil. / (intransitive, obsolete, rare) To become tranquil.

simple past tense and past participle of tranquilize

present participle of tranquillize Alternative spelling of tranquilizing

Third-person singular simple present indicative form of tranquilize

Of a drug: having the effect of calming a person or animal, or putting them to sleep; sedating, sedative. / (literary) Having the effect of making someone or something tranquil; calming, soothing.

The act of calming a person or animal, or putting them to sleep, using a drug. / The act of making someone or something tranquil.

present participle of tranquilize

plural of tranquilizer

(planetology) A basin in Nearside, Moon, Earth, Solar System; location of the first manned moon landing, in 1969.

A projectile used to inject a drug into a target, usually an animal, from a distance in order to immobilize it.