Etymology

Circinus

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Today it means: A small constellation of the southern winter sky, said to resemble a compass. It lies between the constellations of Centaurus and Triangulum Australe. Full definition →

Latin circinus
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The story

  1. Latin · derived fromcircinus“a pair of compasses”
  2. English todayCircinus

Named by the French astronomer Nicolas Louis de Lacaille in 1763. From Latin circinus (“a pair of compasses”)

Etymology from Wiktionary, CC BY-SA 4.0.