Meaning of the word prolongation in English

What does prolongation mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

prolongation

US /ˌproʊ.lɑːŋˈɡeɪ.ʃən/
UK /ˌprəʊ.lɒŋˈɡeɪ.ʃən/

Noun

the act of making something last for a longer period of time

Example:
The doctor recommended a prolongation of the treatment.
We requested a prolongation of our visa.