tarcrete means A kind of tarry soil near mineral oil sources formed from oil and soot droplets with sand or gravel, precluding plant growth. Lexicurio rates it Sui generis — a strength score of 89 out of 100.
Etymology
From tar + -crete.
noun
- A kind of tarry soil near mineral oil sources formed from oil and soot droplets with sand or gravel, precluding plant growth.