| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024di•chot•o•my /daɪˈkɑtəmi/USA pronunciation n. [countable], pl. -mies. - division into two parts, esp. into two parts that are opposed:a dichotomy between thought and action.
See -tom-. WordReference Random House Unabridged Dictionary of American English © 2024di•chot•o•my (dī kot′ə mē),USA pronunciation n., pl. -mies. - division into two parts, kinds, etc.; subdivision into halves or pairs.
- division into two mutually exclusive, opposed, or contradictory groups:a dichotomy between thought and action.
- Botanya mode of branching by constant forking, as in some stems, in veins of leaves, etc.
- [Astron.]the phase of the moon or of an inferior planet when half of its disk is visible.
- Greek dichotomía. See dicho-, -tomy
- 1600–10
Collins Concise English Dictionary © HarperCollins Publishers:: dichotomy /daɪˈkɒtəmɪ/ n ( pl -mies)- division into two parts or classifications, esp when they are sharply distinguished or opposed
- a simple method of branching by repeated division into two equal parts
Etymology: 17th Century: from Greek dichotomia; see dicho-, -tomydiˈchotomous, dichotomic /ˌdaɪkəʊˈtɒmɪk/ adj USAGE
Dichotomy should always refer to a division of some kind into two groups. It is sometimes used to refer to a puzzling situation which seems to involve a contradiction, but this use is generally thought to be incorrect |