Impenetrable board Synonyms

Impenetrable replaced

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

Synonyms for phrase

IB abbreviation

IB is an abbreviation for Impenetrable Board
What does IB stand for?
IB stands for "Impenetrable Board"

Board replaced

Definitions for Board


  • (noun) a group of persons formally joined together for some common interest
  • (noun) a leg-mounted piece of furniture with a broad flat top designed for the serving of food
  • (verb) to provide food or meals for