Definition of sealant in English:


Syllabification: seal·ant
Pronunciation: /ˈsēlənt


  • Material used for sealing something so as to make it airtight or watertight.
    More example sentences
    • The sealant made it airtight without pinching his nasal passage.
    • Water putty, epoxies, construction glue and silicone sealants can cause irreversible damage to objects, he warned.
    • I'll pull the assembly apart (hopefully I can just cut that sealant stuff off) and fill the hole with more sealant.

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Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
(in science fiction) navigation in outer space