Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “tangent”

See all translations

tangent

noun [C] uk   /ˈtæn.dʒənt/ specialized us  

tangent noun [C] (CIRCLE)

a straight line that touches but does not cut into a curve

tangent noun [C] (TRIANGLE)

( written abbreviation tan) (in a triangle that has one angle of 90°) the ratio of the length of the side opposite an angle less than 90° divided by the length of the shorter of the two sides that are next to the angle
Compare
Translations of “tangent”
in Spanish tangente…
in French tangente…
in German die Tangente…
in Chinese (Traditional) 圓, 切線…
in Russian касательная…
in Turkish teğet…
in Chinese (Simplified) 圆, 切线…
in Polish styczna…
(Definition of tangent from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of tangent?
Add Cambridge dictionaries to your browser to your website

Definitions of “tangent” in other dictionaries

Word of the Day

piglet

a baby pig

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More