D defs.my
Entry 1 sense Webster, 1913

Arithmetical

· Ar·ith·met·ic·al · IPA
01 a. Of or pertaining to arithmetic; according to the rules or method of arithmetic.
  1. 1.
    Of or pertaining to arithmetic; according to the rules or method of arithmetic.
Phrases & compounds
Arithmetical complement of a logarithm — See Logarithm.
Arithmetical mean — See Mean.
Arithmetical progression — See Progression.
Arithmetical proportion — See Proportion.