Certain iron Synonyms

Definitions for Certain


  • (adjective) known but not named
  • (adjective) having or showing a mind free from doubt
  • (adjective) having been established and usually not subject to change

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