nonadditive
adjective
non·ad·di·tive
ˌnän-ˈa-də-tiv 
1
: not having a numerical value equal to the sum of values for the component parts
2
: of, relating to, or being a genetic effect that is not additive
nonadditive effects of epistasis
Examples of nonadditive in a Sentence
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But the trouble is, the twin data just aren't consistent with the idea that nonadditive effects explain any of these traits.
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Neuroskeptic, Discover Magazine, 9 Oct. 2013
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Neuroskeptic, Discover Magazine, 9 Oct. 2013
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“Nonadditive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nonadditive. Accessed 31 Oct. 2025.
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nonadditive
adjective
non·ad·di·tive
(ˈ)nän-ˈad-ət-iv
: of, relating to, or being a genetic effect that is not additive
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