Meaning of arithmetical ratio in English:

arithmetical ratio

Pronunciation /ˌarɪθˌmɛtɪkl ˈreɪʃɪəʊ/


  • 1The amount by which one number or magnitude exceeds another; = "difference". Contrasted with geometrical ratio.

  • 2A manner or mode of change in which successive quantities form an arithmetical progression; an arithmetical progression.

    Used especially with allusion to Thomas Malthus and his work on the rate of increase of populations.


Early 18th century; earliest use found in Alexander Malcolm (1685–1763). From arithmetical + ratio, after post-classical Latin arithmetica ratio.