dichotomy

dichotomy
[dʌɪˈkɒtəmi, dɪ-]
(pl. -ies)
[usu. in sing.]
  1. a division or contrast between two things that are or are represented as being opposed or entirely different
    (对立或完全不同事物间的)区分;区别;对立
    a rigid dichotomy between science and mysticism.
    科学和神秘主义之间的严格区分。
    ■[mass noun](Botany)repeated branching into two equal parts
    (植)二歧式;二叉分枝式;二歧分枝,二歧
派生
dichotomic
[-kəˈtɒmɪk]
adjective
语源
  1. late 16th cent.: via modern Latin from Greek dikhotomia, from dikho- 'in two, apart' + -tomia (see -tomy)
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