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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.

“When geopolitical tensions spike, some risk-averse investors feel a reflex to act immediately,” even on purchases that might be unaffordable or speculative investments, said Ulin.

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

His close-range shot brought a reflex save from former Chelsea goalkeeper Edouard Mendy.

From Barron's • Jan. 9, 2026

By reflex, I braced my hand against the glove compartment.

From "The Rock and the River" by Kekla Magoon