Definition of knack. 1  1 : a special ready capacity that is hard to analyze or teach. 2  2a : a clever trick or stratagemb : a clever way of doing something. 3  3 archaic : an ingenious device; broadly : toy, knickknack.
Medical Definition of gingivoplasty. plural. gingivoplasties. : a surgical procedure that involves reshaping the gums for aesthetic or functional purposes.
Microphlebectomy (also known as ambulatory phlebectomy or stab avulsion) is a technique to remove varicose veins. In this procedure,several tiny cuts (incisions) are made in the skin through which the varicosed vein is removed. Stitches usually are not required. This procedure typically does not require a stay in the hospital.