Morgan

biographical name

Thomas Hunt 1866–1945 American geneticist

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Cite this Entry

“Morgan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Morgan. Accessed 11 Jun. 2026.

Kids Definition

Morgan

noun
Mor·​gan ˈmȯr-gən How to pronounce Morgan (audio)
: any of an American breed of light strong horses

Medical Definition

morgan

noun
mor·​gan ˈmȯr-gən How to pronounce morgan (audio)
1
: a unit of inferred distance between genes on a chromosome that is used in constructing genetic maps and is equal to the distance for which the frequency of crossing-over is 100 percent
2
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