Word.ws English Dictionary

sealant

Syllables: seal·ant/ˈsiːlənt/

sealant noun: any material used to seal a surface so as to prevent passage of a fluid.

sealant: any material used to seal a surface so as to prevent passage of a fluid
Image: Vis M, CC BY-SA 4.0, via Wikimedia Commons

Noun

sealant (countable and uncountable, plural sealants)

  1. Any material used to seal a surface so as to prevent passage of a fluid.
  2. A mixture of polymers, fillers, and pigments used to fill and seal joints where moderate movement is expected.

Forms of sealant

pluralsealants

Plural of sealant: sealants

Origin of sealant

From seal + -ant.

Words formed from sealant

Questions about sealant

What does sealant mean?
Sealant means any material used to seal a surface so as to prevent passage of a fluid.
What part of speech is sealant?
Sealant is a noun.
How do you pronounce sealant?
Sealant is pronounced /ˈsiːlənt/.
What is the plural of sealant?
The plural of sealant is sealants.

Words near sealant in the dictionary

  1. Sealander
  2. Sealanders
  3. Sealandic
  4. sealane
  5. sealanes
  6. sealant
  7. sealant backing
  8. sealants
  9. sealavender
  10. sealbore
  11. sealbores

Source and license

Adapted from Wiktionary: sealant (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Wodencafe-sealant.wav.

Cite this entry: “sealant.” Word.ws, https://word.ws/sealant. Based on Wiktionary, CC BY-SA 4.0.