extend, lengthen, prolong, protract mean to draw out or add to so as to increase in length. extend and lengthen imply a drawing out in space or time but extend may also imply increase in width, …

PROLONGATION definition: 1. the act of making something last a longer time: 2. the act of making something last a longer…. Learn more.

Prolongation definition: the act of prolonging.. See examples of PROLONGATION used in a sentence.

Find 233 different ways to say PROLONGATION, along with antonyms, related words, and example sentences at Thesaurus.com.

prolongation noun The act of making something longer or the condition of being made longer:

Definition of 'prolongation' prolongation in British English or prolongment noun the act, process, or an example of lengthening in duration or space; extension

There are six meanings listed in OED's entry for the noun prolongation, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Definition of prolongation noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Nov 14, 2025 · prolongation (countable and uncountable, plural prolongations) The act of prolonging. [2][3] That which has been prolonged; an extension.

Prolongation means extending the duration or length of something, such as a process, event, or physical object. It often implies making something last longer than usual or expected.