Definition of trass in English:

trass

Line breaks: trass
Pronunciation: /tras
 
/
(also tarras)

noun

[mass noun]
A light-coloured variety of volcanic ash resembling pozzolana, used in making water-resistant cement.
More example sentences
  • Although usually of lead, in Deptford the cooler was made of tarras, a cement which, like lead, did not dissolve in the acidic solution.

Origin

late 18th century: from Dutch tras, German Trass, based on Latin terra 'earth'.

Definition of trass in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day premonition
Pronunciation: ˌprɛməˈnɪʃ(ə)n
noun
a strong feeling that something will happen …