Billion brain Synonyms

Definitions for Billion


  • (adjective) denoting a quantity consisting of one thousand million items or units in the united States
  • (adjective) denoting a quantity consisting of one million million items or units in great Britain
  • (noun) the number that is represented as a one followed by 9 zeros

Definitions for Brain


  • (noun) a very smart person
  • (noun) the part of a person that feels, thinks, perceives, wills, and especially reasons
  • (noun) that part of the central nervous system that includes all the higher nervous centers; enclosed within the skull; continuous with the spinal cord