bitumastic
bi·tu·mas·tic
noun
1.
a protective coating of asphalt and filter used on structural metals that are exposed to weathering
Origin
Blend of bitumen + mastic. Originally a trademark.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.