pseudosphere

[ soo-duh-sfeer ]
/ ˈsu dəˌsfɪər /

noun Geometry.

a surface generated by revolving a tractrix about its asymptote.

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Origin of pseudosphere

First recorded in 1885–90; pseudo- + sphere

OTHER WORDS FROM pseudosphere

pseu·do·spher·i·cal [soo-duh-sfer-i-kuhl, -sfeer-], /ˌsu dəˈsfɛr ɪ kəl, -ˈsfɪər-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020