cosinus
English
Etymology
Learned borrowing from New Latin cosinus, abbreviation of complementi sinus. Doublet of cosine.
Noun
cosinus (plural cosinus or cosinuses)
- (trigonometry) Synonym of cosine.
- 1884, A[lbert] A[ugustin] Fauvel, Chinese Plants in Normandy, Hong Kong: […], page 4, column 1:
- When I came to these very buildings to pass my examination I knew far better the names of all the plants in this garden than the theory of the cubic roots or the long formulæ of the sum of two cosinus.
- 1884 November 29, “Aerial Navigation”, in Scientific American: A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures, volume LI, number 22, New York, N.Y.: Munn & Co., translation of original by Victor Tatin in La Nature, page 342, column 1:
- So, in the helicopteron, as the helix is at the same time a sustaining plane, it should be likened to a surface moving horizontally, and in which, consequenty, the resistance to motion will be to the lifting power as the sinus is to the cosinus of the angle formed by such plane with the horizon.
- 1949, Contributions from the Astronomical Institute of the Charles University Prague, page 38:
- And according to our choice of a symmetrical conjunction or opposition, all the cosinuses are reduced to 1, namely to coefficients build up solely by scalar Keplerian elements a, e.
- 1996, Pentti Zetterberg; Matti Eronen; Markus Lindholm, Heinrich Spiecker, Kari Mielikäinen, Michael Köhl, and Jens Peter Skovsgaard, editors, Growth Trends in European Forests (European Forest Institute Research Report; No. 5), Springer-Verlag Berlin Heidelberg, →ISBN, page 15:
- The variations are described in terms of cycles of sinuses and cosinuses.
- 2007, Vladimir G. Ivancevic; Tijana T. Ivancevic, “Introduction: Human and Computational Mind”, in Computational Mind: A Complex Dynamics Perspective (Studies in Computational Intelligence; 60), Springer-Verlag Berlin Heidelberg, →ISBN, LCCN 2007925682, section 1 (Natural Intelligence and Human Mind), pages 60–61:
- Basically, the rotation of the matrix of the factor loadings L represents its post-multiplication, i.e. L* = LO by the rotation matrix O, which itself resembles one of the matrices included in the classical rotational Lie groups SO(m) (containing the specific m–fold combination of sinuses and cosinuses.
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Catalan
Etymology
co- + sinus
Pronunciation
- (Balearic, Central) IPA(key): /kuˈsi.nus/
- (Valencian) IPA(key): /koˈsi.nus/
Noun
cosinus m (plural cosinus)
- (trigonometry) cosine
Derived terms
- arccosinus
Further reading
- “cosinus” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.
Dutch
Etymology
Learned borrowing from New Latin cosinus, abbreviation of complementi sinus.
Pronunciation
- IPA(key): /ˈkoː.si.nʏs/
Audio (file) - Hyphenation: co‧si‧nus
Noun
cosinus m (plural cosinussen)
- (trigonometry) cosine
Related terms
- sinus
French
Pronunciation
- IPA(key): /ko.si.nys/
Audio (file)
Noun
cosinus m (plural cosinus)
- (trigonometry) cosine (trigonometric function)
See also
- cosécante
- cotangente
- sécante
- sinus
- tangente
Further reading
- “cosinus”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
Anagrams
- cousins
- coussin
- cuisons
- cuisson
- sucions
Norwegian Bokmål
Etymology
Learned borrowing from New Latin cosinus, abbreviation of complementi sinus.
Noun
cosinus m (definite singular cosinusen, indefinite plural cosinuser, definite plural cosinusene)
- (trigonometry) cosine
Related terms
- sinus
References
- “cosinus” in The Bokmål Dictionary.
Norwegian Nynorsk
Etymology
Learned borrowing from New Latin cosinus, abbreviation of complementi sinus.
Noun
cosinus m (definite singular cosinusen, indefinite plural cosinusar, definite plural cosinusane)
- (trigonometry) cosine
Related terms
- sinus
References
- “cosinus” in The Nynorsk Dictionary.
Polish
Alternative forms
- kosinus
Etymology
Borrowed from New Latin cosinus.
Pronunciation
- IPA(key): /kɔˈsi.nus/
Audio (file) - Rhymes: -inus
- Syllabification: co‧si‧nus
Noun
cosinus m inan
- (trigonometry) cosine
Declension
Declension of cosinus
| singular | plural | |
|---|---|---|
| nominative | cosinus | cosinusy |
| genitive | cosinusu | cosinusów |
| dative | cosinusowi | cosinusom |
| accusative | cosinus | cosinusy |
| instrumental | cosinusem | cosinusami |
| locative | cosinusie | cosinusach |
| vocative | cosinusie | cosinusy |
Derived terms
adjective
- kosinusowy
noun
- kosinusoida
Further reading
- cosinus in Wielki słownik języka polskiego, Instytut Języka Polskiego PAN
- cosinus in Polish dictionaries at PWN
Romanian
cosinus
Etymology
Borrowed from French cosinus, from New Latin cosinus, abbreviation of complementi sinus.
Noun
cosinus n (plural cosinusuri)
- (trigonometry) cosine
Declension
Declension of cosinus
| singular | plural | |||
|---|---|---|---|---|
| indefinite articulation | definite articulation | indefinite articulation | definite articulation | |
| nominative/accusative | (un) cosinus | cosinusul | (niște) cosinusuri | cosinusurile |
| genitive/dative | (unui) cosinus | cosinusului | (unor) cosinusuri | cosinusurilor |
| vocative | cosinusule | cosinusurilor | ||
Swedish
Noun
cosinus c
- (trigonometry) cosine
Declension
| Declension of cosinus | ||||
|---|---|---|---|---|
| Singular | Plural | |||
| Indefinite | Definite | Indefinite | Definite | |
| Nominative | cosinus | cosinusen | cosinusar | cosinusarna |
| Genitive | cosinus | cosinusens | cosinusars | cosinusarnas |