gynandromorph
noun
gyn·an·dro·morph
ˌgīn-ˈan-drə-ˌmȯrf 
ˌjin-
ˌjin-
: an abnormal individual (such as an insect, bird, or crustacean) exhibiting physical characteristics of both sexes
Examples of gynandromorph in a Sentence
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The last time Powdermill saw a gynandromorph was in 2005, when the team found a grosbeak that looked very similar to this one.
—
Daisy Hernandez, Popular Mechanics, 9 Oct. 2020
Not only did the standout bee have a genetic mutation that affects pigmentation in the eyes and likely renders the bee blind—itself a rather rare condition—but the bee also was what’s known as a gynandromorph, an organism that possesses both female and male traits.
—Jason Bittel, National Geographic, 5 Aug. 2020
One other Megalopta gynandromorph has shown its face to scientists before: a male-female hybrid in a closely related sweat bee species called Megalopta genalis, identified in 1999.
—Katherine J. Wu, Smithsonian Magazine, 2 Apr. 2020
The gynandromorph, as it is known, has a mixture of male and female genes and expresses traits from both sexes.
—Jason Daley, Smithsonian, 27 Feb. 2018
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Daisy Hernandez, Popular Mechanics, 9 Oct. 2020
Not only did the standout bee have a genetic mutation that affects pigmentation in the eyes and likely renders the bee blind—itself a rather rare condition—but the bee also was what’s known as a gynandromorph, an organism that possesses both female and male traits.
—Jason Bittel, National Geographic, 5 Aug. 2020
One other Megalopta gynandromorph has shown its face to scientists before: a male-female hybrid in a closely related sweat bee species called Megalopta genalis, identified in 1999.
—Katherine J. Wu, Smithsonian Magazine, 2 Apr. 2020
The gynandromorph, as it is known, has a mixture of male and female genes and expresses traits from both sexes.
—Jason Daley, Smithsonian, 27 Feb. 2018
Cite this Entry
“Gynandromorph.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gynandromorph. Accessed 9 Nov. 2025.
Copy CitationMedical Definition
gynandromorph
noun
gyn·an·dro·morph
(ˈ)gīn-ˈan-drə-ˌmȯrf
(ˈ)jin-
(ˈ)jin-
: an abnormal individual exhibiting characters of both sexes in various parts of the body : a sexual mosaic
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