Back to Glossary
Materials & Specificationsaka: masonry mortaraka: grout

Mortar

In Plain English

The cement-based paste used to bond bricks, blocks, and stones together in masonry construction.

Definition

Mortar is a workable paste made from cement, sand, and water used to bond masonry units such as brick, CMU, and stone, and to fill the joints between them. Different mortar types (M, S, N, O) have different compressive strengths suited to different applications and exposure conditions. Mortar joint quality significantly affects masonry wall performance and appearance.

Related Terms

Frequently Asked Questions

Need more than definitions?

Get AI-powered bid alerts, automated form filling, and proposal drafting.

Start Free Trial

© 2026 ConstructionBids.ai — A LaderaLabs Product