The word "shear" means to cut or remove something, usually by using scissors or another sharp tool. It can also refer to the act of separating or dividing something by force. Full definition
The typhoon took advantage of light wind shear of 5 - 10 knots and extremely warm ocean waters of 31 °C (88 °F) to fuel its rapid intensification. (climatesignals.org)
With warm waters, moderate wind shear of 15 - 20 knots, and plenty of moisture available, intensification into a Category 3 storm appears likely on Monday afternoon and evening, before interaction with land knocks the intensity of the storm back to Category 2 at landfall on Tuesday. (climatesignals.org)
I just stuck some kitchen shears in my whole tomatoes and cut them up so they were more diced than pureed. (bakinandeggs.com)