tranquilize

(traŋkwə līz′, tran-)

or tranquillize

transitive verb, intransitive verb tranquilized or tranquillized, tranquilizing or tranquillizing

to make or become tranquil; specif., to calm by the use of a tranquilizer

Related Forms:

See tranquilize in American Heritage Dictionary 4

also tran·quil·lize

verb tran·quil·ized also tran·quil·lized, tran·quil·iz·ing also tran·quil·liz·ing, tran·quil·iz·es also tran·quil·liz·es
verb, transitive
  1. To make tranquil; pacify: “Nothing contributes so much to tranquilize the mind as a steady purpose” (Mary Shelley).
  2. To sedate or relieve of anxiety or tension by the administration of a drug.
verb, intransitive
  1. To become tranquil; relax.
  2. To have a calming or soothing effect.

Related Forms:

  • tranˌquil·i·zaˈtion (-kwə-lĭ-zāˈshən) noun

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