bounds

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the line or plane indicating the limit or extent of something (Freq. 1)
• Syn:
boundary, bound
• Derivationally related forms:
bound (for: bound), bound (for: boundary)
• Hypernyms:
extremity
• Hyponyms:
hairline, frontier, heliopause, boundary line, border,
borderline, delimitation, mete, bourn, bourne, district line,
county line, city line, edge, end, limit, demarcation,
demarcation line, outline, lineation, surface, shoreline
• Instance Hyponyms:
Rubicon, Mohorovicic discontinuity, Moho