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.
hygroma. n. 1. (Veterinary Science) pathol a swelling in the soft tissue that occurs over a joint, usually caused by repeated injury.[C20: from hygro- + -oma]. Translations.ygroma. n. 1. (Veterinary Science) pathol a swelling in the soft tissue that occurs over a joint, usually caused by repeated injury. [C20: from hygro- + -oma]. Translations.