Tranquilize
/trˈæŋkwəˌlaɪz/
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Definition
(verb) To calm (a person or animal) or put them to sleep using a tranquilizer dart.
Sentence Examples
The doctor had to tranquilize the patient before the procedure.
Tranquilize is the American spelling of the word tranquilise.
CEFR Practice Quiz
The researchers used a dart to ____ the large bear so that they could attach a tracking collar to it safely today.