Meaning of the word underpinning in English

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

underpinning

US /ˈʌn.dɚˌpɪn.ɪŋ/
UK /ˈʌn.dɚˌpɪn.ɪŋ/
"underpinning" picture

Noun

1.

a set of ideas, figures, or structures that provides a base or foundation for something

Example:
The theory's main underpinning is based on extensive research.
Strong ethical principles form the underpinning of their business.
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