symmetry

Từ điển American Heritage Dictionary 4th

sym·me·try (sĭmʹĭ-trē)n. pl. sym·me·tries
1. Exact correspondence of form and constituent configuration on opposite sides of a dividing line or plane or about a center or an axis. See Synonyms at proportion.
2. A relationship of characteristic correspondence, equivalence, or identity among constituents of an entity or between different entities:
the narrative symmetry of the novel.
3. Beauty as a result of balance or harmonious arrangement. [Latin symmetria, from Greek summetriā, from summetros, of like measure : sun-, syn- + metron, measure; See mē-² in Indo-European Roots.]

• Từ đồng nghĩa / Synonyms:
  isotropy, proportion, symmetricalness, correspondence, balance
• Từ trái nghĩa / Antonyms:
  anisotropy, disproportion, asymmetry, dissymmetry, imbalance