noun
function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle
• Syn: ↑circular function
• Hypernyms: ↑function, ↑mathematical function, ↑single-valued function, ↑map, ↑mapping
• Hyponyms:
↑sine, ↑sin, ↑arc sine, ↑arcsine, ↑arcsin, ↑inverse sine, ↑cosine, ↑cos, ↑arc cosine, ↑arccosine, ↑arccos, ↑inverse cosine, ↑tangent, ↑tan, ↑arc tangent, ↑arctangent, ↑arctan, ↑inverse tangent, ↑cotangent, ↑cotan, ↑arc cotangent, ↑arccotangent, ↑inverse cotangent, ↑secant, ↑sec, ↑arc secant, ↑arcsecant, ↑arcsec, ↑inverse secant, ↑cosecant, ↑cosec, ↑arc cosecant, ↑arccosecant, ↑inverse cosecant
Useful english dictionary. 2012.