south pole

Short definition from Wiktionary

Noun

1. 1
   The southernmost point on celestial bodies other than Earth.
2. 2
   The negative pole of a magnetic dipole that seeks geographic south.
3. 3
   Alternative form of South Pole.

Proper noun

1. 1
   The Geographic South Pole or Terrestrial South Pole; the point which south is oriented towards, and therefore the southernmost point on Earth (having a latitude of -90°).
2. 2
   The Magnetic South Pole of Earth.
3. 3
   The Geomagnetic South Pole of Earth.