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Definitions

reflex

[ree-fleks, ri-fleks] / ˈri flɛks, rɪˈflɛks /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It can take several months for investors to fully overcome this reflex, during which traders can profit by not underreacting.

From Barron's • Mar. 24, 2026

This time, gold showed both its reflex and its restraint.

From MarketWatch • Mar. 2, 2026

It becomes activated as the baby stretches these tissues, triggering a neural reflex that boosts uterine contractions.

From Science Daily • Jan. 13, 2026

They do so by irritating the linings of the nose and lungs, triggering a reflex that increases breathing rate and blood flow, fostering alertness.

From Los Angeles Times • Jan. 12, 2026

I mean, I still have to do it the minute I see a plane—it’s a reflex, like covering my mouth when I cough—but I don’t want to send my love away forever.

From "Ask the Passengers" by A.S. King