Sealant vs Stain - What's the difference?

As nouns the difference between sealant and stain

is that sealant is any material used to seal a surface so as to prevent passage of a fluid while stain is .

(en noun)

Any material used to seal a surface so as to prevent passage of a fluid.

(Construction) A mixture of polymers, fillers, and pigments used to fill and seal joints where moderate movement is expected.

* dental sealant * fissure sealant * pit and fissure sealant * sealant backing

(wikipedia stain)

(en noun)

A discoloured spot or area.

A blemish on one's character or reputation.

A substance used to soak into a surface and colour it.

A reagent or dye used to stain microscope specimens so as to make some structures visible.

* (l) * Giemsa stain * Leishman stain * Romanowsky stain * Wright-Giemse stain * Wright's stain

(en verb)

To discolour something

to stain the hand with dye

armour stained with blood

To taint or tarnish someone's character or reputation

* Milton

Of honour void, / Of innocence, of faith, of purity, / Our wonted ornaments now soiled and stained .

To coat a surface with a stain

to stain wood with acids, coloured washes, paint rubbed in, etc.

the stained glass used for church windows

To treat a microscope specimen with a dye

To cause to seem inferior or soiled by comparison.

* Beaumont and Fletcher

She stains the ripest virgins of her age.

* Spenser

that did all other beasts in beauty stain

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