ratiō
From ratus/reor (“to compute”) + -tiō.
Pronunciation
- (Classical) IPA(key): /ˈra.ti.oː/, [ˈrät̪ioː]
- (modern Italianate Ecclesiastical) IPA(key): /ˈrat.t͡si.o/, [ˈrät̪ː͡s̪io]
Noun
ratiō f (genitive ratiōnis); third declension
- reason, reasoning, explanation, ground, motive, rationality, rationale, purpose [ quotations ▼]
- qua ratione ― for what reason
- calculation, account, accounting, reckoning, computation, business
- inire rationem ― to count
- procedure, course, manner, method, mode, conduct, plan [ synonyms ▲][ quotations ▼]
- Synonyms: modus, disciplīna
- qua ratione ― in what manner
- inire rationem ― to take an initiative, to form a plan
- theory, view
- doctrine, system, philosophy (collective body of the teachings of a school of thought)
- view, opinion, advice, consult
- register (list)
- regard, respect, interest, consideration
- reference, relation, respect
Declension
Third-declension noun.
| Case | Singular | Plural |
|---|---|---|
| Nominative | ratiō | ratiōnēs |
| Genitive | ratiōnis | ratiōnum |
| Dative | ratiōnī | ratiōnibus |
| Accusative | ratiōnem | ratiōnēs |
| Ablative | ratiōne | ratiōnibus |
| Vocative | ratiō | ratiōnēs |