Circinus

[ sur-suh-nuh s ]
/ ˈsɜr sə nəs /

noun, genitive Cir·ci·ni [sur-suh-nahy] /ˈsɜr səˌnaɪ/. Astronomy.

the Compasses, a small southern constellation between Triangulum and Centaurus.

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Origin of Circinus

Borrowed into English from Latin around 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for circinus

Circinus
/ (ˈsɜːsɪnəs) /

noun Latin genitive Circini (ˈsɜːsɪˌnaɪ)

a small faint constellation in the S hemisphere close to Centaurus and the Southern Cross

Word Origin for Circinus

C19: from Latin, a pair of compasses
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