Definition

A thin layer of fine particles that forms on the surface of fresh concrete, often due to too much water or improper mixing.

Example

The workers had to remove the laitance before applying the final coat of sealant.

Conversation

Have you ever heard about laitance in concrete work?

Yeah, I think it's that layer that forms on the surface, right?

Exactly! It can really affect the quality if not addressed.

For sure! It’s best to avoid it for a smooth finish.

Synonyms & Antonyms

Root Explanation

Laitance → The word originates from Old French *laitance*, meaning the act of milking or the state of being milky. It refers specifically to the milky quality or substance, particularly in relation to fish eggs or roe.

Memory Tip

Think of the Old French word for milking, 'lait', which helps you remember that 'laitance' refers to something that is milky, like fish roe.

Visually Confused Words