sealant

[ see-luhnt ]
/ ˈsi lənt /

noun

a substance used for sealing, as sealing wax or adhesives.
any of various liquids, paints, chemicals, or soft substances that may be applied to a surface or circulated through a system of pipes or the like, drying to form a hard, watertight coating.
Dentistry. any of several transparent synthetic resins applied to the chewing surfaces of molars and premolars in young children and teenagers as a preventive measure against tooth decay in the occlusal pits and fissures.

QUIZZES

IS YOUR DESERT PLANT KNOWLEDGE SUCCULENT OR DRIED UP?

Cactus aficionados, don't get left in the dust with this quiz on desert plants. Find out if you have the knowledge to survive this prickly foray into the desert!
Question 1 of 7
This tall, horizontally branched cactus is probably the most recognizable cactus in Arizona. What is it called?

Origin of sealant

1940–45; seal1 + -ant, probably by analogy with coolant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for sealant

British Dictionary definitions for sealant

sealant
/ (ˈsiːlənt) /

noun

any substance, such as wax, used for sealing documents, bottles, etc
any of a number of substances used for stopping leaks, waterproofing wood, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012