gasket
noun
gas·ket ˈga-skət 
: a material (such as rubber) or a part (such as an O-ring) used to make a joint fluid-tight
Example Sentences
Recent Examples on the Web The two compartments are separated with a silicone gasket to prevent water from getting into the food and vice-versa. 
Melanie Rud, Peoplemag, 29 Aug. 2022 Our favorite feature of these glasses is the fact that they can be used with or without an optional foam gasket. Roy Berendsohn, Popular Mechanics, 27 July 2022 Despite 132K miles on the dash, this car recently received new valve stem seals, a new head gasket, and several ignition components along with a handful of other replacements. Jack Fitzgerald, Car and Driver, 12 Aug. 2022 Tucked under the lid is a thick rubber gasket, which seals out hot air. Sal Vaglica, WSJ, 9 Aug. 2022 Every Kamado Joe smoker features a firebox with ceramic panels that help prevent cracks, a heat-trapping fiberglass mesh steel gasket, plus an air-lift hinge top and slide-out ash drawer. Rachel Klein, Popular Mechanics, 10 July 2022 Next, make sure the filter and gasket are tucked in the bottom of the pitcher and screw it on tightly. Laurie Jennings, Good Housekeeping, 28 June 2022 And the door gasket, dispenser drawer and other internal components are treated with Microban, an additive to help keep mold at bay. Carolyn Forté, Good Housekeeping, 5 May 2022 This will prevent corrosion in the gasket, which keeps the camera case waterproof. Joe Jackson, Outside Online, 7 Oct. 2014 See More
Melanie Rud, Peoplemag, 29 Aug. 2022 Our favorite feature of these glasses is the fact that they can be used with or without an optional foam gasket. Roy Berendsohn, Popular Mechanics, 27 July 2022 Despite 132K miles on the dash, this car recently received new valve stem seals, a new head gasket, and several ignition components along with a handful of other replacements. Jack Fitzgerald, Car and Driver, 12 Aug. 2022 Tucked under the lid is a thick rubber gasket, which seals out hot air. Sal Vaglica, WSJ, 9 Aug. 2022 Every Kamado Joe smoker features a firebox with ceramic panels that help prevent cracks, a heat-trapping fiberglass mesh steel gasket, plus an air-lift hinge top and slide-out ash drawer. Rachel Klein, Popular Mechanics, 10 July 2022 Next, make sure the filter and gasket are tucked in the bottom of the pitcher and screw it on tightly. Laurie Jennings, Good Housekeeping, 28 June 2022 And the door gasket, dispenser drawer and other internal components are treated with Microban, an additive to help keep mold at bay. Carolyn Forté, Good Housekeeping, 5 May 2022 This will prevent corrosion in the gasket, which keeps the camera case waterproof. Joe Jackson, Outside Online, 7 Oct. 2014 See More Word History
Etymology
perhaps modification of French garcette
First Known Use
circa 1889, in the meaning defined above