ˈsau̇thiŋ noun
( -s )
Etymology: south (I) + -ing
1.
a. : difference in latitude to the south from the last preceding point of reckoning
b. : southerly progress : a going southward
2.
a. : crossing of the meridian to the south of the zenith
b. : the distance of any celestial body south of the equator : south declination