Examples are automatically compiled from online sources to
show current usage.Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Adrenaline and noradrenaline, hormones which increase alertness and reaction speed, are also released, but there is a fine balance between readiness and unreadiness.—Charlotte Harpur, New York Times, 3 June 2026 This sympathetic surge is caused by the release of noradrenaline, which, in the context of cancer, has catastrophic consequences.—Jacek Krywko, Scientific American, 4 Feb. 2026 Pheochromocytoma is a rare tumor that produces excess adrenaline and noradrenaline.—Alexandria Nyembwe, Health, 27 Nov. 2025 This triggers a small region of the brain called the locus coeruleus, which releases noradrenaline and helps the brain retain new information.—Deirdre Bardolf, FOXNews.com, 10 Nov. 2025 See All Example Sentences for noradrenaline