The act of ingrafting a sprig or shoot of one tree into another, without cutting it from the parent stock; -- called, also, inarching and grafting by approach.
(severe levels) - A thunderstorm which contains winds of 35 to 49 knots (40 to 57 mph), or hail 1/2 inch or larger but less than 3/4 inch in diameter. See severe thunderstorm.