Southing

Definition:

(p. pr. & vb. n.) of South
(n.) Tendency or progress southward; as, the southing of the sun.
(n.) The time at which the moon, or other heavenly body, passes the meridian of a place.
(n.) Distance of any heavenly body south of the equator; south declination; south latitude.
(n.) Distance southward from any point departure or of reckoning, measured on a meridian; -- opposed to northing.

Compare southing with other words:

soothing vs. southing