semi·le·thal
| \ ˌse-mē-ˈlē-thəl
, ˌse-ˌmī-, -mi- \
, ˌse-ˌmī-, -mi- \
Definition of semilethal
: a mutation that in the homozygous condition produces more than 50 percent mortality but not complete mortality
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“Semilethal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/semilethal. Accessed 17 Jun. 2021.
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More Definitions for semilethal
semilethal
noun
semi·le·thal
| \ -ˈlē-thəl
\
\
Medical Definition of semilethal
: a mutation that in the homozygous condition produces more than 50 percent mortality but not complete mortality
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The first known use of semilethal was in 1919
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