English Explanatory Dictionary

prolong

English dictionary entry

Meanings

verb
  1. To extend in space or length.
  2. To lengthen in time; to extend the duration of.
  3. To put off to a distant time; to postpone.
  4. To become longer; lengthen.

Pronunciation

/pɹəʊˈlɒŋ/ LL-Q1860 (eng)-Vealhurl-prolong.wav /pɹoʊˈlɔŋ/ /pɹoʊˈlɑŋ/

Word forms

prolong prolongs prolonging prolonged

Etymology

Either a back-formation from prolongation, or from Old French prolonguer or porloignier, from Latin prōlongō, from prō + longō. Doublet of purloin.

Synonyms

draw out

Derived words

prolongable prolongate prolongation prolonger prolongingly prolongment
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