prolong

== English == === Etymology === Either a back-formation from prolongation, or from Old French prolonguer or porloignier, from Latin prōlongō, from prō + longō. Doublet of purloin. === Pronunciation === (Received Pronunciation) IPA(key): /pɹəʊˈlɒŋ/ (US, dialectal, lot–cloth split) IPA(key): /pɹoʊˈlɔŋ/ (General American, Atlantic Canada) IPA(key): /pɹoʊˈlɑŋ/ (Canada, dialects of the US) IPA(key): /pɹoʊˈlɒŋ/ (Australian) IPA(key): /pɹəʉˈlɔŋ/ (New Zealand) IPA(key): /pɹɐʉˈlɒŋ/, [pɹɐʉˈlɔ̟ŋ] Rhymes: -ɒŋ Hyphenation: pro‧long === Verb === prolong (third-person singular simple present prolongs, present participle prolonging, simple past and past participle prolonged) (transitive) To extend in space or length. (transitive) To lengthen in time; to extend the duration of. Synonym: draw out (transitive) To put off to a distant time; to postpone. (intransitive) To become longer; lengthen. ==== Derived terms ==== ==== Translations ==== === References === William Dwight Whitney, Benjamin Eli Smith, editors (1895–1910), “prolong”, in The Century Dictionary and Cyclopedia: […], New York, N.Y.: The Century Co., →OCLC. “prolong”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.