Definition of


  1. (verb, change) lengthen in time; cause to be or last longer
    She extended her visit by another day
    The meeting was drawn out until midnight
  2. (verb, stative) lengthen or extend in duration or space
    prolong the treatment of the patient
    keep up the good work

via WordNet, Princeton University

Synonyms of Prolong

draw out, extend, keep up, protract, sustain

Alternate forms of Prolong

Derivations: prolongation

Hyponyms: continue, extend, keep, keep on, retain, spin, spin out, temporise, temporize

Hypernyms: bear on, carry on, continue, lengthen, preserve, uphold

Origin of the word Prolong

  1. 1412, from O.Fr. prolonguer (13c.), from L.L. prolongare "to prolong, extend," from L. pro- "forth" + longus "long" (adj.) (see long (adj.)). more

via Online Etymology Dictionary, ©2001 Douglas Harper

Words that sound like Prolong

paralanguage, parlance, prelims, prolonge, purulence, purulency

via soundex() Hash Matches

Note: If you're looking to improve your vocabulary right now, we highly recommend Ultimate Vocabulary Software.

Word of the Moment


Hindu god of bravery