Tangent - Wikipedia, the free encyclopedia
In geometry, the tangent line (or simply the tangent) to a plane curve at a given point is the straight line that "just touches" the curve at that point. More ...

tangent: Definition, Synonyms from Answers.com
adj. Making contact at a single point or along a line; touching but not intersecting. Irrelevant. n. A line, curve, or surface meeting another line, curve, or surface ...

Trigonometric functions - Wikipedia, the free encyclopedia
The word tangent comes from Latin tangens meaning "touching", since the line touches the circle of unit radius, whereas secant stems from Latin secans — "cutting" — since ...

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Tangent | Define Tangent at Dictionary.com
adjective 1. in immediate physical contact; touching. 2. Geometry . a. touching at a single point, as a tangent in relation to a curve or surface. b. in contact along ...

tangent - definition of tangent by the Free Online Dictionary ...
tan·gent (t n j nt) adj. 1. Making contact at a single point or along a line; touching but not intersecting. 2. Irrelevant. n. 1. A line, curve, or surface meeting ...

Tangent - Definition and More from the Free Merriam-Webster Dictionary
Definition of TANGENT. 1. a: meeting a curve or surface in a single point if a sufficiently small interval is considered b (1 ...

Tangent: Facts, Discussion Forum, and Encyclopedia Article
In geometry, the tangent line (or simply the tangent) to a curve. at a given point. is the straight line that "just touches" the curve at that point (in the sense ...

Tangent -- from Wolfram MathWorld
The tangent function is defined by tanx=(sinx)/(cosx), (1) where sinx is the sine function and cosx is the cosine function. The notation tgx is sometimes also used ...

tangent - the definition you can understand
that touches; touching; Geom. touching and not intersecting a curve or curved surface at one and only one point: said of a line or plane · Geom. a tangent line ...