| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024re•flex /ˈriflɛks/USA pronunciation n. - Physiology a movement or a response that is automatic and involuntary, caused by a nerve impulse that reacts quickly to some outside action without waiting for the brain to process it and respond:[countable]Your fingers will withdraw from a hot surface in a reflex.
- Physiologyany automatic, unthinking, often habitual behavior or response: [countable]quick political reflexes.[uncountable* by + ~]He smiles at other people almost by reflex.
adj. [before a noun] - Physiologyof or relating to such an automatic response to some outside action:a reflex act.
See -flex-. WordReference Random House Unabridged Dictionary of American English © 2024re•flex (adj., n. rē′fleks;v. ri fleks′),USA pronunciation adj. - Physiologynoting or pertaining to an involuntary response to a stimulus, the nerve impulse from a receptor being transmitted inward to a nerve center that in turn transmits it outward to an effector.
- occurring in reaction;
responsive. - cast back;
reflected, as light, color, etc. - bent or turned back.
- Radio and Televisiondesignating a radio apparatus in which the same circuit or part performs two functions.
n. - Physiology
- Also called re′flex act′. movement caused by a reflex response.
- Also called re′flex ac′tion. the entire physiological process activating such movement.
- Physiologyany automatic, unthinking, often habitual behavior or response.
- the reflection or image of an object, as exhibited by a mirror or the like.
- a reproduction, as if in a mirror.
- a copy;
adaptation. - reflected light, color, etc.
- Linguistics[Historical Ling.]an element in a language, as a sound, that has developed from a corresponding element in an earlier form of the language:The(ō) in "stone'' is a reflex of Old English ā.
- Radio and Televisiona reflex radio receiver.
- Photographya reflex camera.
v.t. - to subject to a reflex process.
- to bend, turn, or fold back.
- to arrange in a reflex system.
- Latin reflexus bent back, past participle of reflectere to reflect
- 1500–10
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