Circinus [sur-suh-nuh s] EXAMPLES|WORD ORIGIN noun, genitive Cir·ci·ni [sur-suh-nahy] /ˈsɜr səˌnaɪ/. Astronomy. the Compasses, a small southern constellation between Triangulum and Centaurus.
Origin of Circinus Borrowed into English from Latin around 1830–40 Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019 Examples from the Web for circinus Historical Examples of circinus
Circinus, the Compass, is a very small constellation lying between Triangulum and Centaurus.
J. Ellard Gore
Circinatus is from circinus, a pair of compasses, hence means rounded like a circle.
M. E. Hard
British Dictionary definitions for circinus Circinus 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