Theodorus

Latin

Etymology

Etymology tree

Proto-Indo-European *dʰeh₁-

Proto-Indo-European *-s

Proto-Indo-European *dʰéh₁s

Proto-Hellenic *tʰehós

Ancient Greek θεός (theós)

Proto-Indo-European *deh₃-

Proto-Indo-European *-r̥

Proto-Indo-European *dóh₃r̥

Proto-Indo-European *-os

Proto-Indo-European *déh₃rom

Proto-Hellenic *dṓron

Ancient Greek δῶρον (dôron)

Ancient Greek Θεόδωρος (Theódōros)bor.

Latin Theodorus

Borrowed from Ancient Greek Θεόδωρος (Theódōros), from θεός (theós, “god”) + δῶρον (dôron, “gift”). Compare Latin Theodosius, Matthaeus, Deōdatus, Iōnāthās, Nathanael.

Pronunciation

(Classical Latin) IPA^(key): [tʰe.ɔˈdoː.rʊs]
(modern Italianate Ecclesiastical) IPA^(key): [te.oˈdɔː.rus]

Proper noun

Theodōrus m (genitive Theodōrī); second declension

a male given name, equivalent to English Theodore

Declension

Second-declension noun.

	singular	plural
nominative	Theodōrus	Theodōrī
genitive	Theodōrī	Theodōrōrum
dative	Theodōrō	Theodōrīs
accusative	Theodōrum	Theodōrōs
ablative	Theodōrō	Theodōrīs
vocative	Theodōre	Theodōrī

Descendants

Catalan: Teodor
→ Czech: Teodor, Theodor
→ Danish: Theodor, Teodor
- → Greenlandic: Tiutooq
→ Dutch: Theodoor, Theodorus
→ English: Theodore
→ Estonian: Tuudur
→ Faroese: Teodor
→ Finnish: Teutori, ⇒ Teuvo
French: Théodore
Galician: Teodoro
→ German: Theodor
→ Hungarian: Tivadar, Teodor, Theodor, Tódor
→ Icelandic: Theodór
→ Irish: Téodóir
Italian: Teodoro
→ Latvian: Teodors
→⇒ Limburgish: Thei, Dorus
→ Old English: Þeodorus
Norman: Théodore
→ Norwegian: Teodor, Theodor, Deodor
→ Polish: Teodor
Portuguese: Teodoro
Romanian: Teodor, Theodor, Tudor, Toader
→ Slovak: Teodor
Sicilian: Tòduru
→ Slovene: Teodor
Spanish: Teodoro
→ Swedish: Teodor, Theodor

References

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

Old English

Proper noun

Theodorus m

alternative form of Þeodorus