commutatio

Latin

Etymology

From commūtō +‎ -tiō.

Pronunciation

• (Classical Latin) IPA^(key): /kom.muːˈtaː.ti.oː/, [kɔmːuːˈt̪äːt̪ioː]
• (modern Italianate Ecclesiastical) IPA^(key): /kom.muˈtat.t͡si.o/, [komːuˈt̪ät̪ː͡s̪io]

Noun

commūtātiō f (genitive commūtātiōnis); third declension

1. change, alteration, reversal
2. upheaval
3. exchange
4. interchange

Declension

Third-declension noun.

Case	Singular	Plural
Nominative	commūtātiō	commūtātiōnēs
Genitive	commūtātiōnis	commūtātiōnum
Dative	commūtātiōnī	commūtātiōnibus
Accusative	commūtātiōnem	commūtātiōnēs
Ablative	commūtātiōne	commūtātiōnibus
Vocative	commūtātiō	commūtātiōnēs

Descendants

• → English: commutation
• → Russian: коммута́ция (kommutácija)

References

• “commutatio”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “commutatio”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• commutatio in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎^[1], London: Macmillan and Co.
  • the succession of the four seasons: commutationes temporum quadripartitae