lay a/the foundation

1 of 2

phrase (1)

1

: to create a usually stone or concrete structure that supports a building from underneath

2

: to provide something (such as an idea, a principle, or a fact) from which another thing develops or can develop

Her early research laid the foundation for many important medical discoveries.

lay the groundwork/foundation

2 of 2

phrase (2)

: to provide the right conditions

We are laying the groundwork/foundation for additional research.

Examples of lay a/the foundation in a Sentence

Recent Examples on the Web

Phrase

This narrative, along with informative sections like how to safely use edible flowers, lay the foundation for her delightful recipes. — The Bon Appétit, Bon Appetit Magazine, 20 Mar. 2026

For starters, utility lines will have to be relocated to lay the foundation for major infrastructure changes. — Kendrick Calfee, Kansas City Star, 11 Mar. 2026

Phrase

The missions would help lay the groundwork for American astronauts to return to the lunar surface for the first time in more than 50 years under NASA's Artemis program. — Eric Lagatta, USA Today, 18 Mar. 2026

That’s because proper grading and drainage lay the foundation for healthy soil and plants, and good design shapes a functional flow in your everyday enjoyment of the garden, from utility paths to outlets, hose spigots, and lighting. — Erica Browne Grivas, Better Homes & Gardens, 11 Mar. 2026

Video

Lay vs. Lie

Editor Emily Brewster clarifies the difference.