| 单词 | dichotomy |
| 释义 | Word Frequency dichotomy(daɪˈkɒtəmɪ) nounWord forms: plural -mies ▶ USAGE Dichotomy should always refer to a division of some kind into two groups. It is sometimes usedto refer to a puzzling situation which seems to involve a contradiction, but thisuse is generally thought to be incorrect1. division into two parts or classifications, esp when they are sharply distinguished or opposed the dichotomy between the mental and physical 2. logic the division of a class into two mutually exclusive subclasses the dichotomy of married and single people 3. botany a simple method of branching by repeated division into two equal parts 4. the phase of the moon, Venus, or Mercury when half of the disc is visible Derived forms dichotomous (diˈchotomous) or dichotomic (ˌdaɪkəʊˈtɒmɪk) adjective dichotomously (diˈchotomously) adverb Word origin C17: from Greek dichotomia; see dicho-, -tomy |
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