1. the act of providing support or foundation for something

1. present participle of undergird; providing support or strengthening from beneath or below

Examples

• The undergirding of the old bridge required extensive steel reinforcement.
• Strong family values are undergirding their community’s success.
• The research team is undergirding their hypothesis with additional data.
• Economic policies undergirding the recovery plan need careful review.
• The undergirding structure of the building was inspected for damage.
• Educational reforms are undergirding improvements in student performance.