Subsurface

noun

Word Frequency: 1.6

Definitions

1.nounSomething that is below the layer that is on the surface.

"Before we could lay the flooring we had to lay a subsurface under it to keep it flat and support it."

2.nounA surface which is a submanifold of another surface.

3.adjectiveBelow the surface

"variations in subsurface conditions"

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