verb
- to support or form the basis for something
- to support a structure from below with masonry or concrete
Usage: construction
Examples
- Trust underpins any successful relationship.
- Economic stability underpins the nation’s growth.
- The theory that underpins this research is well-established.
- Workers are underpinning the old foundation with concrete.
- Strong evidence underpins her argument.
- The bridge underpins were reinforced last year.
- Democratic principles underpin our legal system.