Dictionary.com

tractrix

[ trak-triks ]
/ ˈtræk trɪks /
Save This Word!

noun, plural trac·tri·ces [trak-trahy-seez, trak-truh-seez]. /trækˈtraɪ siz, ˈtræk trəˌsiz/. Geometry.
a curve whose tangents are all of equal length; the involute of a catenary.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of tractrix

1720–30; <New Latin, equivalent to Latin trac-, variant stem of trahere to draw, pull + -trīx-trix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
FEEDBACK