upper side

Từ điển Oxford Learners Wordfinder Dictionary

noun

the highest or uppermost side of anything
- put your books on top of the desk
- only the top side of the box was painted
• Syn:
top, top side, upside
• Derivationally related forms:
top (for: top)
• Hypernyms:
side, face
• Hyponyms:
crown, crest, poll, pate, desktop,
rooftop, tiptop