Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Verb: prolong  pru'long [N. Amer], pru'lóng [Brit]
  1. Lengthen in time; cause to be or last longer
    "We prolonged our stay";
    - protract, extend, draw out
     
  2. Lengthen or extend in duration or space
    "prolong the treatment of the patient";
    - sustain, keep up

Derived forms: prolonged, prolonging, prolongs

Type of: bear on, carry on, continue, lengthen, preserve, uphold