noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A surface generated by rotating a tractrix about its asymptote; a tractricoid
2. 2
   Any of various surfaces with constant negative Gaussian curvature.

Synonyms

All synonyms

tractricoidtractricoid

Etymology

From pseudo- + sphere.

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