Open English Wordnet
Nouns
(n)cellular concrete, ultra-lightweight concrete, lightweight aerated concrete, lightweight concrete, variable density concrete, foamed concretea type of aerated concrete with the addition of an air-entraining agent (or a lightweight aggregate such as expanded clay aggregate or cork granules and vermiculite).“Do not confuse cellular concrete with aerated autoclaved concrete, which is manufactured off-site using an entirely different method.”