Meaning of the word "over the course of" in English

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

over the course of

US /ˈoʊvər ðə kɔːrs əv/
UK /ˈəʊvə ðə kɔːs əv/

Phrase

during a period of time or during the development of something

Example:
Over the course of the next few months, he learned a lot.
The company grew significantly over the course of a decade.