reis Meaning, Definition & Usage

  1. noun any rational or irrational number
    real; real number.
  2. noun the basic unit of money in Brazil; equal to 100 centavos
    real.
  3. noun an old small silver Spanish coin
    real.

WordNet

Re`is noun
Etymology
Pg., pl. of real, an ancient Portuguese coin.
Definitions
  1. The word is used as a Portuguese designation of money of account, one hundred reis being about equal in value to eleven cents.
Reis noun
Etymology
Ar. ras head, chief, prince.
Definitions
  1. A common title in the East for a person in authority, especially the captain of a ship. Written also rais and ras.

Webster 1913