Biological toxin Synonyms

Definitions for Biological


  • (adjective) being such by blood and not by adoption or marriage
  • (adjective) pertaining to biology or to life and living things
  • (adjective) of parents and children; related by blood

Definitions for Toxin


  • (noun) a substance that by chemical action can kill or injure a living thing
  • (noun) a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species