Meanings
verbtranquillise (third-person singular simple present tranquillises, present participle tranquillising, simple past and past participle tranquillised)
present singular third person tranquillises · participle present tranquillising · participle past tranquillised · past tranquillised
- alternativeAlternative spelling of tranquilize.
Synonyms & antonyms
verbmake calm or still
verbcause to be calm or quiet as by administering a sedative to
Broader
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
APA
tranquillise. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/tranquillise
MLA
“tranquillise.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/tranquillise. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “tranquillise,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/tranquillise.
Source: tranquillise on Wiktionary, CC BY-SA 4.0.