Meanings
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1
noun
An accumulated characteristic of a person that disguises their true nature.
Her reception of her brother was most affectionate—there are times when the most artificial, by habit, become natural; when the early memories of the heart, for a short time at least, spring up as a fountain of living waters, overflowing the selfish vanities and conventional incrustations which the world has planted—giving honest smiles to the countenance; artless, yet loving words to the tongue; and the gratified heart seems restored to a new childhood.
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2
noun
a decorative coating of contrasting material that is applied to a surface as an inlay or overlay
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3
noun
a hard outer layer that covers something
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4
noun
the formation of a crust
Thesaurus
Etymology
From Latin incrustātiō.