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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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More Definitions for semilethal
semilethal
nounsemi·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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Time Traveler for semilethal
The first known use of semilethal was in 1919
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