arithmetic

Word origin

From Middle English arsmetike, from Old French arismetique, from Latin arithmētica, from Ancient Greek ἀριθμητική (τέχνη) (arithmētikḗ (tékhnē), “(art of) counting”), feminine of ἀριθμητικός (arithmētikós, “arithmetical”), from ἀριθμός (arithmós, “number, counting”), from Proto-Indo-European *h₂ri-dʰh₁-mó-s, form of *h₂rey- (“to count, reason”). Used in English since 13th century.

Used in a sentence

• “Near-synonym: linear”

• “Growth in the most mature markets is likely to be arithmetic; on what rational basis could one hope for exponential growth there?”

• “arithmetic geometry”

Source: Wiktionary, CC BY-SA 4.0