to lengthen out in time; extend the duration of; cause to continue longer: to prolong one's stay abroad.
to make longer in spatial extent: to prolong a line.
- pro·long·a·ble, adjective
- pro·long·a·ble·ness, noun
- pro·long·a·bly, adverb
- pro·long·er, noun
- pro·long·ment, noun
- un·pro·long·a·ble, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use prolong in a sentence
We smile weakly, not wanting to let them down or prolong the conversation.
When he finally became president, Nixon walked away from that war to prolong a futile one half a world away.
Drugs are becoming more powerful with prescription painkillers used to enhance effect and prolong a deleterious pleasure.
What the U.S. is doing now can only prolong Syrian and regional agonies.
In Congress, Radel has been a strong conservative and Tea Party favorite who voted to prolong the government shutdown in October.Hip-Hop Conservative Rep. Trey Radel Charged With Cocaine Possession | Ben Jacobs | November 20, 2013 | THE DAILY BEAST
I shall show how it is possible thus to prolong life to the term set by God.The Mediaeval Mind (Volume II of II) | Henry Osborn Taylor
However, a sojourn in a milder climate might prolong his life for a few months; so he advised Algeria.Bastien Lepage | Fr. Crastre
It is ill-bred, and looks as if you were unaccustomed to such pleasures, and so desirous to prolong each one.The Ladies' Book of Etiquette, and Manual of Politeness | Florence Hartley
But Colt tried to prolong the contest by bringing up a voter an hour.The History of England from the Accession of James II. | Thomas Babington Macaulay
The others would bring enough for a winter grubstake, and would prolong their freedom and their independence just that much.Cabin Fever | B. M. Bower
British Dictionary definitions for prolong
(tr) to lengthen in duration or space; extend
- prolongation (ˌprəʊlɒŋˈɡeɪʃən), noun
- prolonger, noun
- prolongment, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012