Certain theory 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 Theory


  • (noun) an idea that is the starting point for making a case or conducting an investigation
  • (noun) a belief that can guide behavior
  • (noun) a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena