reflex Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “reflex” in the English Dictionary

"reflex" in British English

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reflexnoun

uk   us   /ˈriː.fleks/
[C] a ​physicalreaction to something that you cannot ​control: I'm ​sorry I ​punched him, it was a reflex action/​response.reflexes [plural] the ​ability to ​reactquickly: Fighter ​pilots need good/​fast reflexes.

reflexadjective

uk   us   /ˈriː.fleks/ specialized
A reflex ​angle is more than ​180° and less than 360°.
(Definition of reflex from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"reflex" in American English

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reflexnoun [C usually pl]

 us   /ˈriˌfleks/
a ​sudden, ​automaticreaction to something: He’s ​strong, always has good positioning, and his reflexes are ​fantastic. biology A reflex is also an ​automaticreactioninvolvingnervecells that is not ​controlled by the ​brain, and, ​therefore, does not ​involvechoice, for ​example, ​sneezing or ​vomiting
(Definition of reflex from the Cambridge Academic Content Dictionary © Cambridge University Press)
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“reflex” in British English

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