the act of starting something for the first time; introducing something new
"she looked forward to her initiation as an adult"
"the foundation of a new scientific society"
The establishment of something.
"The founding of the new university marked a significant milestone in the city's educational history."
In plain English: A founding is an official start-up event where people come together to create something new, like a club or a country.
"The founding of the company marked the beginning of many successful years ahead."
present participle of found
"The founding members of the club worked hard to establish its original mission."
In plain English: To found something means to start and create it from scratch, usually with other people helping you build its first foundation.
"The students worked hard to found their own community garden last spring."
Who or that founds or found.
"The founding members of the club gathered to discuss their plans."
In plain English: Founding describes something that was created at the very beginning of an organization, group, or country.
"The founding members of the club worked hard to get everything started."