different between triangular vs deltidium

English

Pronunciation

• (UK) IPA^(key): /t?a??æ?.?j?.l?/, /t?a??æ?.?j?.l?/
• (US) IPA^(key): /t?a??æ?.?j?.l?/, /t?a??a??.?j?.l?/

Adjective

triangular (comparative more triangular, superlative most triangular)

1. Shaped like a triangle.
2. Of, or pertaining to, triangles.
3. Having a triangle as a base; as, a triangular prism, a triangular pyramid.
4. Having three elements or parties; trilateral, tripartite.

Synonyms

• threeside, trigonal

Related terms

• triangular harp

Translations

Catalan

Pronunciation

• (Balearic, Central) IPA^(key): /t?i.??.?u?la/
• (Valencian) IPA^(key): /t?i.a?.?u?la?/

Adjective

triangular (masculine and feminine plural triangulars)

1. triangular

Verb

triangular (first-person singular present triangulo, past participle triangulat)

1. to triangulate

Conjugation

Galician

Pronunciation

Adjective

triangular m or f (plural triangulares)

1. triangular, shaped like a triangle
2. having a triangle as a base
3. having three elements or parties

Related terms

• triángulo
• triangularmente

Further reading

• “triangular” in Dicionario da Real Academia Galega, Royal Galician Academy.

Portuguese

Etymology

From Late Latin triangul?ris.

Pronunciation

• IPA^(key): /t?i.??.?u.?la?/
• Hyphenation: tri?an?gu?lar

Adjective

triangular m or f (plural triangulares, comparable)

1. triangular

Verb

triangular (first-person singular present indicative triangulo, past participle triangulado)

1. to triangulate

Conjugation

Spanish

Pronunciation

• IPA^(key): /t?jan?u?la?/, [t??jã?.?u?la?]
• Hyphenation: tri?an?gu?lar

Adjective

triangular (plural triangulares)

1. triangular

Verb

triangular (first-person singular present triangulo, first-person singular preterite triangulé, past participle triangulado)

1. to triangulate

Conjugation

Further reading

• “triangular” in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014.

English

Etymology

Borrowed from New Latin deltidium.

Pronunciation

• (Received Pronunciation) IPA^(key): /d?l?t?d??m/

Noun

deltidium (plural deltidiums or deltidia)

1. (conchology) The triangular space under the beak of many brachiopod shells. [1851]

Related terms

• delta

Latin

Etymology

The Latinisation of *deltidion, formed in Latin from Ancient Greek elements: ????? (délta) +? -????? (-ídion) = literally “little delta”. Compare the Byzantine Greek ????????? (deltídion).

Pronunciation

• (Classical) IPA^(key): /del?ti.di.um/, [d?????t??d?i???]
• (Ecclesiastical) IPA^(key): /del?ti.di.um/, [d??l??t?i?d?ium]

Noun

deltidium n (genitive deltidi? or deltid?); second declension

1. (New Latin, conchology) deltidium [?1836]

Declension

Second-declension noun (neuter).

¹Found in older Latin (until the Augustan Age).

Descendants

• ? English: deltidium