cosin
Middle English
Noun
cosin
- alternative form of cosyn
Occitan
Etymology
From Latin cōnsobrīnus. Compare Catalan cosí and French cousin.
Pronunciation
Audio (Languedoc): (file)
Noun
cosin m (plural cosins, feminine cosina, feminine plural cosinas)
Further reading
Old French
Etymology
From Latin cōnsobrīnus (possibly via a Vulgar Latin form *cōsobīnus > *cōsuīnus).
Noun
cosin oblique singular, m (oblique plural cosins, nominative singular cosins, nominative plural cosin)
- cousin
- c. 1170, Wace, Le Roman de Rou:
- D'ambes parz out filz e peres,
uncles, nevos, cosins e freres- On both sides there were sons and fathers,
Uncles, nephews, cousins and brothers
- On both sides there were sons and fathers,
Declension
| Case | masculine | feminine | |
|---|---|---|---|
| singular | subject | cosins | cosine |
| oblique | cosin | cosine | |
| plural | subject | cosin | cosines |
| oblique | cosins | cosines |
Descendants
- Dutch: kozijn
- Middle English: cosyn, cosin, cossyn, cousyn, cosyne, kosyn, cousine
- French: cousin
- Italian: cugino
- German: Cousin
Welsh
Etymology
Noun
cosin m (plural cosinau)
- (mathematics, differential geometry) cosine
- Synonym: (obsolete) cysein
Related terms
- trigonometreg (“trigonometry”)
- sin (“sine”)
- tangiad (“tangent”)
References
- Delyth Prys, J.P.M. Jones, Owain Davies, Gruffudd Prys (2006) Y Termiadur: termau wedi'u safoni; standardised terminology[1] (in Welsh), Cardiff: Awdurdod cymwysterau, cwricwlwm ac asesu Cymru (Qualifications curriculum & assessment authority for Wales), →ISBN