Definition of tractrix in English:

tractrix

Syllabification: trac·trix
Pronunciation: /ˈtraktriks
 
/

noun (plural tractrices /ˌtrakˈtrīsēz, ˈtraktrəˌsēz/)

Geometry
1A curve whose tangents all intercept the x-axis at the same distance from the point of contact, being the involute of a catenary.
More example sentences
  • Among the properties of the tractrix are the fact that the length of a tangent from its point of contact to an asymptote is constant.
1.1One of a class of curves similarly traced by one end of a rigid rod, whose other end moves along a fixed line or curve.
More example sentences
  • The tractrix is sometimes called a tractory or equitangential curve.
  • The concrete realisation uses the pseudosphere, a surface generated by the revolution of a tractrix about its asymptote.
  • The model was obtained on the surface of revolution of a tractrix about its asymptote.

Origin

early 18th century: modern Latin, feminine of late Latin tractor 'that which pulls' (see tractor).

Definition of tractrix in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day animalcule
Pronunciation: ˌanɪˈmalkjuːl
noun
a microscopic animal