cosecant

One over sine

Cosecant is a trigonometric function, the reciprocal of sine.

For an angle in a right triangle, the cosecant equals the hypotenuse divided by the opposite side.

Abbreviated csc or cosec.

The cosecant of 30 degrees is 2.

trigonometry

sine

Opposite over hypotenuse

ratioComparative numerical relation
functionPurpose or duty
identityWho someone is

unit circle · hypotenuse · opposite · adjacent · angle · radians · degrees · inverse · graph · asymptote

waveform

amplitude

Maximum oscillation displacement

periodPunctuation ending sentences
frequencyRate of recurrence
oscillationRepeated back-and-forth movement

harmonic · cycle · graph · asymptote · discontinuity · sinusoidal · phase · modulation · signal · alternating current

navigation

celestial navigation

Location-finding via astronomical observation

sextantMaritime angular measurement device
bearingPosture or orientation
triangulationLocation via three points

latitude · longitude · nautical · mariner · dead reckoning · star chart · azimuth · altitude · horizon

Categories

trigonometrysine, sin, cos, tan, cot
mathematical functionssine function, exponential function, logarithm, trigonometric functions, linear functions
Antennasdipole, monopole, helical, array, reflector
precalculusfunctions, polynomials, logarithms, exponential functions, domain
geometryangles, circles, angle, shapes, lines
waveswave crest, shock wave, wave front, blast wave, seismic wave

Opposites

trigonometric co-function pairs

cosecantsine

Opposite over hypotenuse

secant · cosine · tangent · cotangent

Family

sec, reciprocal, tangent, cosine, secant, trigonometry, cotangent, arcsine, secants

Familiarity: Top 500,000
Profile: Used worldwide · Timeless · Abstract · Rated G