subgrade

English

Etymology

sub- +‎ grade

Noun

subgrade (plural subgrades)

1. The layer of native soil on which the foundation of a road is laid.

Coordinate terms

• roadbase

Translations

layer of soil under the road

• Chinese:

  Mandarin: 路基 (zh) (lùjī)

• Czech: podloží (cs) n
• Finnish: pohjamaa
• Spanish: subrasante f

Anagrams

• Beguards