sealantn.
/ˈsiːlənt/, /ˈsiːln̩t/, U.S. /ˈsilənt/ A substance designed to seal a surface or container against the passage of a gas or liquid; a material used to fill up cracks.
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the world > space > relative position > closed or shut condition > that which or one who closes or shuts > [noun] > that which closes an aperture > means of preventing passage of gas or liquid > substance
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sealant1945
1945 Materials & Methods XXII. 1750 (caption) A bronze flame thrower part which required pressure tightness and chemical resistance on the part of the sealant.
1954 Wall St. Jrnl. 13 July 8/2 Goodrich tires have a further sealant—an extra layer of butyl in a gummy form which flows into and seals a puncture after the puncturing object is removed.
1966 T. Pynchon Crying of Lot 49 ii. 26 Barbed wire again gave way to the familiar parade of..sealant makers, bottled gas works,..and whatever.
1971 Good Motoring Sept. 4/2 The Beetle, a ‘standard’ model which has done about 100,000 miles on the road, was fitted with..a magneto and sealant round doors and body.
1978 S. S. Peng Coal Mine Ground Control xii. 417 Mine sealant sprayed in a thin coating on the roof and rib not only strengthens..but also seals the surface from the wet-dry cycles of the ventilated air.
This entry has not yet been fully updated (first published 1986; most recently modified version published online March 2022).
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n.1945