01 a. Forming or affording a shade; shady; shaded; as, umbrageous trees or foliage.
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1.
Forming or affording a shade; shady; shaded; as, umbrageous trees or foliage.“Umbrageous grots and caves Of cool recess, o'er which the mantling vine Lays forth her purple grape.” — Milton.
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2.
Not easily perceived, as if from being darkened or shaded; obscure.[Obs.]
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3.
Feeling jealousy or umbrage; taking, or disposed to take, umbrage; suspicious.[Obs.]