tranquillizing

tran·quil·ize also tran·quil·lize  (trngkw-lz, trn-)

v. 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

v.tr.

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.

v.intr.

1. To become tranquil; relax.

2. To have a calming or soothing effect.

---

tranquil·i·zation (-kw-l-zshn) n.

Thesaurus

Adj.

1.

tranquillizing - tending to soothe or tranquilize; "valium has a tranquilizing effect"; "took a hot drink with sedative properties before going to bed" ataractic, ataraxic, sedative, tranquilising, tranquilizing, tranquillising depressant - capable of depressing physiological or psychological activity or response by a chemical agent