Self-sealing

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Describing a device with seals that activate without special procedures. not-comparable

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

  2. 2
    Describing a container that is capable of automatically closing off leaks that form in it. not-comparable

    "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."

Adjective
  1. 1
    seals without the application of moisture wordnet
  2. 2
    capable of sealing itself as after being pierced wordnet

Example

More examples

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

Etymology

From self- + sealing.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.