sealer

noun (1)
seal·er | \ ˈsē-lər \

Definition of sealer 

(Entry 1 of 2)

1 : an official who attests or certifies conformity to a standard of correctness

2a : a coat (as of size) applied to prevent subsequent coats of paint or varnish from sinking in

b : a compound applied to grout especially to repel moisture and prevent staining Cleaned or newly colored grout will stay that way longer, and be easier to clean, if the grout is coated with a sealer. —Gene Austin

sealer

noun (2)

Definition of sealer (Entry 2 of 2)

: a person or a ship engaged in hunting seals

First Known Use of sealer

Noun (1)

15th century, in the meaning defined at sense 1

Noun (2)

1770, in the meaning defined above

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Last Updated

21 Aug 2018

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The first known use of sealer was in the 15th century

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