What do a.m. and p.m. stand for?


[leyt-ns] /ˈleɪt ns/
a milky deposit on the surface of new cement or concrete, usually caused by too much water.
Origin of laitance
1905-10; special use of French laitance milt, equivalent to lait milk (< Latin lact-, stem of lac) + -ance -ance Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for laitance
  • Remove all laitance, loose material, and rebound by brooming or scraping.
  • Verify concrete is clean and free of laitance, grease, oil and contaminants.
  • Proper preparation should produce a slightly textured surface profile while removing all contamination and laitance.
  • At development of initial set, lightly broom surface to remove any laitance to provide better bond with succeeding applications.
  • Remove laitance and form-release agents from concrete.
  • Clean structural subsurface until smooth and free of laitance.
  • Joints shall be thoroughly cleaned and laitance removed before a new pour is made.
  • Any exposed steel shall be blast cleaned to remove any rust or laitance.
  • laitance, loose material, and rebound shall be removed by air-jetting.
  • laitance that has taken a final set shall be removed by sandblasting and the surface cleaned with air-water jet.

Word of the Day

Difficulty index for laitance

Few English speakers likely know this word

Word Value for laitance

Scrabble Words With Friends