self-sealing

adjective

self-seal·​ing ˌself-ˈsē-liŋ How to pronounce self-sealing (audio)
1
: capable of being sealed by pressure without the addition of moisture
self-sealing envelopes
2
: capable of sealing itself (as after puncture)
a self-sealing tire

Word History

First Known Use

1847, in the meaning defined at sense 1

Time Traveler
The first known use of self-sealing was in 1847

Dictionary Entries Near self-sealing

self-scrutiny

self-sealing

self-searching

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Cite this Entry

“Self-sealing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/self-sealing. Accessed 23 Mar. 2023.

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Kids Definition

self-sealing

adjective
self-seal·​ing
ˈself-ˈsē-liŋ
: capable of sealing itself (as after puncture)
a self-sealing tire
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