undersidenoun [ C usually singular ]
uk/ˈʌn.də.saɪd/us/ˈʌn.dɚ.saɪd/the side of something that is usually closest to the ground:
The car had turned over in the ditch, and its underside was covered in oil and mud.
Thesaurus: synonyms and related words
Surfaces of objects
- -backed
- back
- base
- bed
- crust
- face
- facet
- flange
- front
- nap
- overlay
- plate
- rear
- reverse
- side
- superficialis
- surface
- surface area
- underneath
- ventral
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