self-sealing

American

[self-see-ling, self-] / ˌsɛlfˈsi lɪŋ, ˈsɛlf- /

adjective

capable of sealing itself automatically or without the application of adhesive, glue, or moisture.

a self-sealing automobile tire; self-sealing envelopes.

self-sealing British

adjective

(esp of an envelope) designed to become sealed with the application of pressure only

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

self-sealer noun

Etymology

Origin of self-sealing

First recorded in 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

You just pull out the self-sealing bag and dispose of it easily without getting dust everywhere.

From The Verge • May 12, 2022

With a rubber spatula, transfer the melted chocolate to a self-sealing food storage bag and, with scissors, snip off one corner to create an impromptu pastry bag.

From Seattle Times • Feb. 26, 2022

The self-sealing dynamic can produce even more elaborate epicycles to resist falsification.

From Scientific American • Feb. 18, 2022

Third, the "self-sealing" nature of conspiracy in general.

From Salon • Jul. 14, 2021

He stood up, still chewing, put on his hieb, coat, and boots, and slipped otterlike out the self-sealing valved door.

From "The Left Hand of Darkness" by Ursula K. Le Guin

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023