underbed en · NOUN
Pronunciation
- (US) audio
Etymology
From under- + bed.
Meanings
-
An underlying base that supports a bed or foundation.
It has an underbed of slate and a cover of hard shales which contains seams of sandstone and form a bluff.
1886, Geological Survey of Alabama, Special Report (issue 1, page 182)An underbed is necessary in unbonded cementitious installations and may be required in some bonded ones.
2011, H. Leslie Simmons, Olin's Construction: Principles, Materials, and Methods, page 771:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| underbeds | Number=Plur | lexicographic |