traiectorium
Latin
Etymology
From trāiciō (“to transfer, cause to go across”) (past participle stem trāiect-) + -tōrium (suffix forming nouns for tools and instruments).
Pronunciation
- (Classical) IPA(key): /traː.i̯ekˈtoː.ri.um/, [t̪räːi̯ɛkˈt̪oːriʊ̃ˑ]
- (modern Italianate Ecclesiastical) IPA(key): /tra.jekˈto.ri.um/, [t̪räjekˈt̪ɔːrium]
Declension
Second-declension noun (neuter).
| Case | Singular | Plural |
|---|---|---|
| Nominative | trāiectōrium | trāiectōria |
| Genitive | trāiectōriī trāiectōrī1 |
trāiectōriōrum |
| Dative | trāiectōriō | trāiectōriīs |
| Accusative | trāiectōrium | trāiectōria |
| Ablative | trāiectōriō | trāiectōriīs |
| Vocative | trāiectōrium | trāiectōria |
1Found in older Latin (until the Augustan Age).
Descendants
- Galician: treitoira
- → English: trajectory
- → Proto-West Germanic: *trahtārī (see there for further descendants)
Further reading
- “traiectorium”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- traiectorium in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
- traiectorium in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
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