[ muh-nos-er-uh s ]
/ məˈnɒs ər əs /

noun, genitive Mo·noc·er·o·tis [muh-nos-uh-roh-tis] /məˌnɒs əˈroʊ tɪs/. Astronomy.

the Unicorn, a constellation south of Gemini and east of Orion. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for monoceros

British Dictionary definitions for monoceros

/ (məˈnɒsərəs) /

noun Latin genitive Monocerotis (məˌnɒsəˈrəʊtɪs)

a faint constellation on the celestial equator crossed by the Milky Way and lying close to Orion and Canis Major

Word Origin for Monoceros

C14: via Old French from Latin: unicorn, from Greek monokeros with a single horn, from mono- + keras horn
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012