Impenetrable compound Synonyms

Definitions for Impenetrable


  • (adjective) impossible to get through or into
  • (adjective) being beyond one's powers to know, understand, or explain
  • (adjective) impossible to understand

Definitions for Compound


  • (adjective) made from the joining of two or more parts or elements
  • (noun) a distinct entity formed by the combining of two or more different things
  • (verb) to make greater in size, amount, or number