triangulus

Esperanto

Pronunciation

• IPA^(key): [trianˈɡulus]
• Rhymes: -ulus
• Hyphenation: tri‧an‧gu‧lus

Verb

triangulus

1. conditional of trianguli

Latin

Etymology

Etymology tree

Proto-Indo-European *tréyes

Proto-Italic *trēs

Latin trēs

Latin angulus

Latin triangulus

Derived from trēs (“three”) + angulus (“angle, corner”).

Pronunciation

• (Classical Latin) IPA^(key): /triˈan.ɡu.lus/, [t̪riˈäŋɡʊɫ̪ʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /triˈan.ɡu.lus/, [t̪riˈäŋɡulus]

Adjective

triangulus (feminine triangula, neuter triangulum); first/second-declension adjective

1. triangular, three-cornered, three-sided

Declension

First/second-declension adjective.

Number	Singular				Plural
Case / Gender	Masculine	Feminine	Neuter		Masculine	Feminine	Neuter
Nominative	triangulus	triangula	triangulum		triangulī	triangulae	triangula
Genitive	triangulī	triangulae	triangulī		triangulōrum	triangulārum	triangulōrum
Dative	triangulō		triangulō		triangulīs
Accusative	triangulum	triangulam	triangulum		triangulōs	triangulās	triangula
Ablative	triangulō	triangulā	triangulō		triangulīs
Vocative	triangule	triangula	triangulum		triangulī	triangulae	triangula

Derived terms

• triangulāris
• triangulum

Noun

triangulus m (genitive triangulī); second declension

1. Alternative form of triangulum (“triangle”)

Declension

Second-declension noun.

Case	Singular	Plural
Nominative	triangulus	triangulī
Genitive	triangulī	triangulōrum
Dative	triangulō	triangulīs
Accusative	triangulum	triangulōs
Ablative	triangulō	triangulīs
Vocative	triangule	triangulī

References

• “triangulus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “triangulus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• triangulus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.