Definition, Meaning & Synonyms
underpin
verb
/ˌʌndərˈpɪn/

Definition
To support or strengthen from below.

Examples
- The architect designed a new basement to underpin the old building.
- The research findings underpin the theory that exercise improves mental health.
- They decided to underpin their argument with solid evidence.

Meaning
Underpin means to provide support or a foundation for something, whether it be an idea, a structure, or a concept.

Synonyms
- support
- bolster
- reinforce
- strengthen
- substantiate