Tractrix

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A curve that satisfies the following property: that segment of the tangent line that lies between the point of tangency and a fixed line has length independent of the point of tangency chosen.

Etymology

Formed after tractor, as if from a Latin *tractrīx (from trahō (“to pull”) + -trīx).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.