semilethal


semi·le·thal

noun \-ˈlē-thəl\

Definition of SEMILETHAL

:  a mutation that in the homozygous condition produces more than 50 percent mortality but not complete mortality
semilethal adjective

First Known Use of SEMILETHAL

1919

semi·le·thal

noun \-ˈlē-thəl\   (Medical Dictionary)

Medical Definition of SEMILETHAL

: a mutation that in the homozygous condition produces more than 50 percent mortality but not complete mortality
semilethal adjective

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