noun
underside
UHN-duh-syd
noun
1
The bottom or lower surface of something.
"She checked the underside of the table for a maker's mark."
"The underside of the leaf was covered in tiny hairs."
How to Use Underside
Learner’s notesIn plain EnglishThe part of an object that faces downward or is hidden beneath it.
Word Forms
undersides plural
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She checked the _____ of the table for a maker's mark.
Etymology
From under- plus side.