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reflex

/ˈɹiːflɛks/noun, adjective2 syllables

Reflex means: an automatic instinctive unlearned reaction to a stimulus.

Synonyms for reflex11

noun, as in an automatic instinctive unlearned reaction to a stimulus

reflex response, reflex action, instinctive reflex, innate reflex, inborn reflex, unconditioned reflex, physiological reaction

adjective, as in without volition or conscious control

automatic, reflexive, involuntary

also used for reflex

re-entrant

Includes material from Wiktionary, CC BY-SA 4.0.

What does reflex mean?2

noun

1

an automatic instinctive unlearned reaction to a stimulus

adjective

1

without volition or conscious control“the automatic shrinking of the pupils of the eye in strong light”

Definitions from the Open English WordNet, CC BY 4.0.

Reflex in a sentence

  • To me helping is a normal thing, a reflex, if you will, like breathing.TheNightAvl
  • Sometimes, we yawn when we see someone else doing it, almost like a reflex.Nuel
  • With an over-simplified language, you don't have dialogues but only automatic reflexes.unknown
  • If you want to go on an adventure, you need to have quick reflexes.Hybrid
  • Drone racing is a high-speed sport demanding instinctive reflexes.Hybrid
  • Thank you very much. Thank you for activating my gag reflex.al_ex_an_der
  • Sally doesn't have a gag reflex, so she deepthroats me every time we have oral sex.sabretou
  • The keeper made a fantastic reflex save.sundown

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.

Forms of reflex

as a noun

plural
reflexes