trass

Signification (Anglais)

1. A white to grey volcanic tufa, formed of decomposed trachytic cinders, sometimes used as a cement.
2. A coarse sort of plaster or mortar, durable in water, and used to line cisterns and other reservoirs of water.

Concepts

trass

Synonymes

ash

volcanic ash

pozzolan

pozzolana

tephros

Traductions

tras

Trass

trass

Prononcé comme (IPA)

/tɹɑːs/

Étymologie (Anglais)

From Dutch tras or German Trass, probably from Italian terrazzo (“terrace”). See terrace.