noun
( -s )
Etymology: from gerund of terrace (II)
1. : a terraced structure or contour
there are more miles of terracing in Georgia and Alabama today than in any other states — Louis Bromfield
2. : the formation of terraces
terracing occurs … as a result of shrinkage of the glacier — R.F.Flint
wind and soil erosion … should be checked by terracing — Welles Hangen