Definition of tractrix in English:

tractrix

Line breaks: trac|trix
Pronunciation: /ˈtraktrɪks
 
/

noun (plural tractrices /-trɪsiːz/)

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).

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