Biological iron 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 Iron


  • (adjective) not showing weakness or uncertainty
  • (noun) a heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood
  • (adjective) extremely robust