reis

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

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

Etymology

From Arabic رَئِيس (raʔīs, “head, chief, leader”)

Synonyms

real number, real

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