trass

[ tras ]

noun
  1. a light-colored type of volcanic tuff used in making water-resistant cement and mortar.

Origin of trass

1
First recorded in 1790–1800; from Dutch trass, from earlier terass, tieras, tiras “brick dust, rubbish,” from French terrasse; see terrace
  • Also called tar·ras [tuh-ras] /təˈræs/ .

Words Nearby trass

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How to use trass in a sentence

British Dictionary definitions for trass

trass

/ (træs) /


noun
  1. a variety of the volcanic rock tuff, used to make a hydraulic cement

Origin of trass

1
from Dutch tras, tarasse, from Italian terrazza worthless earth; see terrace

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