# cotangent

(redirected from cotangential)
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Related to cotangential: tangential
cotangent
cot θ = b/a

## co·tan·gent

(kō-tăn′jənt, kō′tăn′-)
n. Abbr. cot
1. The reciprocal of the tangent of an angle in a right triangle.
2. The tangent of the complement of a directed angle or arc.

## cotangent

(kəʊˈtændʒənt)
n
(Mathematics) (of an angle) a trigonometric function that in a right-angled triangle is the ratio of the length of the adjacent side to that of the opposite side; the reciprocal of tangent. Abbreviation: cot, cotan or ctn

## co•tan•gent

(koʊˈtæn dʒənt, ˈkoʊˌtæn-)

n.
1. (in a right triangle) the ratio of the side adjacent to a given angle to the side opposite.
2. the tangent of the complement, or the reciprocal of the tangent, of a given angle or arc. Abbr.: cot, ctn
Also called co•tan (ˈkoʊˌtæn)
[1625–35; < New Latin cotangent-, s. of cotangēns]
co`tan•gen′tial (-ˈdʒɛn ʃəl) adj.

## co·tan·gent

(kō-tăn′jənt)
The ratio of the length of the adjacent side of an acute angle in a right triangle to the length of the opposite side; the inverse of a tangent.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 cotangent - ratio of the adjacent to the opposite side of a right-angled trianglecotancircular function, trigonometric function - function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle
Translations
kotangens
kotangentti
cotangens
co-tangente
cotangent

## cotangent

[kəʊˈtændʒənt] n (Math) →
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