Definition of southing

• 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.