• Any weapon that causes death.
  • An allele that causes the death of the organism that carries it.
  • One of the higher alcohols of the paraffine series obtained from spermaceti as a white crystalline solid.


  • , improperly written lēthālis, from lētum, improperly written as lēthum, from a supposed connection with .
  • Abbreviation of “lauric acid ethereal salt”, so called because it occurs in the ethereal salt of lauric acid.

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