Main Entry: tran·quil·ize

Variant(s): also tran·quil·lize \ˈtraŋ-kwə-ˌlīz, ˈtran-\

Function: verb

Inflected Form(s): tran·quil·ized also tran·quil·lized; tran·quil·iz·ing also tran·quiliz·ing

Date: 1623

transitive verb : to make tranquil or calm : pacify; especially : to relieve of mental tension and anxiety by means of drugsintransitive verb 1 : to become tranquil : relax 1
2 : to make one tranquil