semilethal

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English[edit]

Etymology[edit]

From semi- +‎ lethal.

Adjective[edit]

semilethal (not comparable)

  1. (biology, genetics, of a trait) lethal to at least half of all affected organisms

Derived terms[edit]

Noun[edit]

semilethal (plural semilethals)

  1. A semilethal trait.