# prolongation

> English word · Noun · IPA /ˌpɹəʊlɒŋˈɡeɪʃən/ · frequency rank #61,044

## Definitions
1. The act of prolonging.
2. That which has been prolonged; an extension.

## Etymology
From Middle English prolongacioun, from Old French prolongation, from Late Latin prōlongātiō, from prōlongātus, perfect passive participle of Latin prōlongō, from prō + longus. By surface analysis, prolong + -ation.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/prolongation