Latin

Alternative forms

• -siō in primarily third conjugation verbs with stems ending in -t-, -d-, -rg-, -ll-, or -rr-.

Suffix

-tiō f ‎(genitive -tiōnis); third declension

1. -tion, -ation, -ing; used to form a noun relating to some action or the result of an action.

   dictātiō ‎(“a dictating, dictation”), from dictātum, supine of dictō ‎(“I dictate”)

   quadripartītiō ‎(“a division into four parts”), from quadripartītum, supine of quadripartiō ‎(“I divide in four parts”)

Usage notes

The suffix is occasionally added to other parts of speech, or appears in situations where no related verb apparently exists.

gradātiō ‎(“making of a staircase or steps”), from gradus ‎(“step, pace”).

Inflection

Third declension.

Synonyms

• -tūra, -tus

Derived terms

• -ātiō
• -itiō
• -ītiō

Descendants

References

• Jean Haudry, L'indo-européen; page 55/56
• Andrew L. Sihler (1995) New Comparative Grammar of Greek and Latin, New York, Oxford, Oxford University Press