modulo vs modulus

modulo

noun
  • The operation or function that returns the remainder of one number divided by another. 

prep
  • Except for differences accounted for by. 

  • With due allowance for (a specified exception or particular detail). 

  • Given a specified modulus of. 

modulus

noun
  • An operator placed between two numbers, to get the remainder of the division of those numbers. 

  • The base with respect to which a congruence is computed. 

  • The absolute value of a complex number. 

  • A coefficient that expresses how much of a certain property is possessed by a certain substance. 

How often have the words modulo and modulus occurred in a corpus of books? (source: Google Ngram Viewer )