Meaning of the word accumulating in English

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

accumulating

US /əˈkjuːmjəˌleɪtɪŋ/
UK /əˈkjuːmjəˌleɪtɪŋ/

Verb

gathering or acquiring an increasing number or quantity of something

Example:
He has been accumulating a vast collection of rare books over the years.
Dust was accumulating on the shelves.