Octans
noun
Oc·tans
| \ ˈäk-ˌtanz
\
\
Definition of Octans
astronomy
: a constellation that is visible at the south celestial pole and that is represented by the figure of a navigational octant
… Octans the Octant, where the south celestial pole sits, is so faint it's not there.— Bob Berman, Astronomy, May 1998
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