humoral

adjective

hu·​mor·​al ˈhyü-mə-rəl How to pronounce humoral (audio)
ˈyü-
1
: of, relating to, proceeding from, or involving a bodily humor (such as a hormone)
2
: relating to or being the part of immunity or the immune response that involves antibodies secreted by B cells and circulating in bodily fluids

Examples of humoral in a Sentence

Recent Examples on the Web
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Unlike men who exploited humoral theory and biblical myths to denigrate women’s bodies and minds, Hildegard valorized the contribution of female difference to nature’s grand scheme. Literary Hub, 18 Mar. 2026 This versatility becomes even more interesting in light of humoral theory, which explains illness as an imbalance of hot, cold, wet, or dry qualities in the body, treated through plants of the opposite nature. Demir Alp, JSTOR Daily, 29 Aug. 2025 Perhaps humoral theory was the best that scientific consensus could do at the time. Harper’s Magazine, Harpers Magazine, 20 Aug. 2025

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of humoral was in the 15th century

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Cite this Entry

“Humoral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/humoral. Accessed 7 Apr. 2026.

Medical Definition

humoral

adjective
hu·​mor·​al ˈ(h)yüm-(ə-)rəl How to pronounce humoral (audio)
1
: of, relating to, proceeding from, or involving a bodily humor (as a hormone)
humoral control of sugar metabolism
2
: relating to or being the part of immunity or the immune response that involves antibodies secreted by B cells and circulating in bodily fluids
humoral immunity
humoral immune response
humoral system of immunity
compare cell-mediated
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