sealant


seal·ant

noun \ˈsē-lənt\

: a substance that is put on a surface in order to protect it from air, water, etc.

Full Definition of SEALANT

1
:  a sealing agent <a radiator sealant>
2
:  a plastic material applied to parts of teeth with imperfections (as pits and fissures) to prevent dental decay

First Known Use of SEALANT

1944

seal·ant

noun \ˈsē-lənt\   (Medical Dictionary)

Medical Definition of SEALANT

: a plastic material that is applied to parts of teeth (as the occlusal surfaces of molars and premolars) with imperfections (as pits and fissures) usually to prevent dental decay

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