English

Alternative forms

• tranquillize, tranquilise, tranquillise

Verb

tranquilize ‎(third-person singular simple present tranquilizes, present participle tranquilizing, simple past and past participle tranquilized)

1. (transitive, now rare) To make (something or someone) tranquil; to pacify or calm.
   • 1818, Mary Shelley, Frankenstein:

     I feel my heart glow with an enthusiasm which elevates me to heaven, for nothing contributes so much to tranquillize the mind as a steady purpose—a point on which the soul may fix its intellectual eye.

2. To use a drug to sedate a person or animal.
3. (intransitive) To become tranquil; to relax.
4. (intransitive) To calm down.

Translations

Derived terms

• tranquilizer

Portuguese

Verb

tranquilize

1. first-person singular (eu) present subjunctive of tranquilizar
2. third-person singular (ele and ela, also used with você and others) present subjunctive of tranquilizar
3. third-person singular (você) affirmative imperative of tranquilizar
4. third-person singular (você) negative imperative of tranquilizar