Standard Lemma guide

self-sealing

adj · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

adj

Meaning 1

Describing a device with seals that activate without special procedures.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Examples

  • The engine had self-sealing gaskets to keep the grease in, just tighten the bolts.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Describing a container that is capable of automatically closing off leaks that form in it.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Examples

  • Many pilots' lives were saved during World War II by salf-sealing gas tanks that kept their planes from becoming fireballs when riddled with bullets.
  • self-sealing tire

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective satellite

Meaning 3

seals without the application of moisture

Definition source: Princeton WordNet 3.0

Examples

  • self-sealing envelopes

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adjective satellite

Meaning 4

capable of sealing itself as after being pierced

Definition source: Princeton WordNet 3.0

Examples

  • self-sealing tires

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *swé? Proto-Indo-European *selbh-der. Proto-Germanic *selbaz Old English self Old English self- Middle English self- English self- English sealing English self-sealing From self- + sealing.

Across languages

Translations

3 source translations are retained for this English entry.

  • Finnish: itsetiivistyvä — with self-activating seals
  • Spanish: autosellante — with self-activating seals
  • Finnish: itsepaikkaava — capable of closing off leaks