sub-excavation en · NOUN
Etymology
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- English excavation English sub-excavation From sub- + excavation.
Meanings
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An excavation underneath something, or the excavation of a subgrade
We were grading the road and found a soft spot where we did a sub-excavation.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| subexcavation | alternative | lexicographic | |
| sub-excavations | Number=Plur | lexicographic |