subtractio

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Latin

Etymology

From subtrahō +‎ -tiō.

Pronunciation

Noun

subtractiō f (genitive subtractiōnis); third declension

  1. withdrawing
  2. (mathematics) subtraction
    • c. 1230, Johannes de Sacrobosco, “De Arte Numerandi”, in Rara Mathematica, published 1841, page 6:
      Subtractio est, propositis duobus numeris, majoris ad minorem excessus inventio.
      Subtraction is, given two numbers, the finding of the excess from the larger to the smaller.

Declension

Third-declension noun.

singular plural
nominative subtractiō subtractiōnēs
genitive subtractiōnis subtractiōnum
dative subtractiōnī subtractiōnibus
accusative subtractiōnem subtractiōnēs
ablative subtractiōne subtractiōnibus
vocative subtractiō subtractiōnēs

Descendants

References

  • subtractio”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • subtractio in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.