Online Google Dictionary

arithmetical 中文解釋 wordnet sense Collocation Usage Collins Definition
  1. relating to or involving arithmetic; "arithmetical computations"
  2. Arithmetic or arithmetics (from the Greek word ἀριθμός = number) is the oldest and most elementary branch of mathematics, used by almost everyone, for tasks ranging from simple day-to-day counting to advanced science and business calculations. ...
  3. or arithmetic (algebraic) geometry is a field with a less elementary definition. After the advent of scheme theory it could reasonably be defined as the study of Alexander Grothendieck's schemes of finite type over the spectrum of the ring of integers Z. ...