Verb: prolong pru'long [N. Amer], pru'lóng [Brit]
- Lengthen in time; cause to be or last longer
"We prolonged our stay";
- protract, extend, draw out
- Lengthen or extend in duration or space
"prolong the treatment of the patient";
- sustain, keep up
Derived forms: prolonged, prolongs, prolonging
See also: maintain
Type of: bear on, carry on, continue, lengthen, preserve, uphold