laitance
noun
lai·tance ˈlā-tᵊn(t)s 
: an accumulation of fine particles on the surface of fresh concrete due to an upward movement of water (as when excessive mixing water is used)
Word History
Etymology
French, from lait milk, from Latin lact-, lac — more at galaxy
First Known Use
circa 1902, in the meaning defined above
- fern green
- fern moss
- fern owl
- fern palm
- fern poisoning
- fern scale
- fern seed
- fern staggers
- fern tree
- fern weevil
- fern-bush
- Fernambuco wood
- Fernandeño
- fernandeños
- fernandinite
- Fernando de Noronha
- fernando póo
- fernbird
- cleaning (out)
- cleaning (up)
- cleaning crop
- cleaning hinge
- cleaning house
- cleaning lady
- cleaning mark