fight-or-flight
adjective
: relating to, being, or causing physiological changes in the body (such as an increase in heart rate or dilation of bronchi) in response to stress
epinephrine is a fight-or-flight hormone
a fight-or-flight reaction
Examples of fight-or-flight in a Sentence
Recent Examples on the Web
And Practice Under Pressure Nervousness arises when the amygdala triggers a fight-or-flight response, increasing cortisol and impairing cognitive function, while the prefrontal cortex struggles under stress.
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Expert Panel®, Forbes.com, 15 Apr. 2025
Acting on the shadow fight-or-flight impulses erupting from an ever-present cognitive dissonance.
—Andy Andersen, Vulture, 11 Apr. 2025
Tyrosine is also a precursor to the neurotransmitters dopamine, norepinephrine and epinephrine, all of which partly contribute to the body’s fight-or-flight response.
—Kristen Rogers, CNN Money, 2 Apr. 2025
But life, such as it’s been granted them, has trained them both to swim forever in the seas of fight-or-flight.
—Andy Andersen, Vulture, 28 Mar. 2025
See All Example Sentences for fight-or-flight
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Expert Panel®, Forbes.com, 15 Apr. 2025
Acting on the shadow fight-or-flight impulses erupting from an ever-present cognitive dissonance.
—Andy Andersen, Vulture, 11 Apr. 2025
Tyrosine is also a precursor to the neurotransmitters dopamine, norepinephrine and epinephrine, all of which partly contribute to the body’s fight-or-flight response.
—Kristen Rogers, CNN Money, 2 Apr. 2025
But life, such as it’s been granted them, has trained them both to swim forever in the seas of fight-or-flight.
—Andy Andersen, Vulture, 28 Mar. 2025
See All Example Sentences for fight-or-flight
Cite this Entry
“Fight-or-flight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fight-or-flight. Accessed 5 May. 2025.
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