a. [app. altered form of TENEBROUS: not on L. analogies.] Of or pertaining to darkness; of dark nature; = TENEBROUS.

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1594.  Selimus, A iv b. The caue tenebrious, and damned spirits holt.

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1624.  Heywood, Gunaik., IX. 459. A place so palpably tenebrious, into which the eyes of Heauen cannot pierce and see me.

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1742.  Young, Nt. Th., IX. 963. Were Moon, and Stars, for Villains only made? To guide, yet screen them, with tenebrious Light?

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1764.  M. Browne, Sunday Thoughts, I. 173.

        Thus chang’d! when on his sad, tenebrious Soul
JESUS, the Day-star, from above, shall rise,
With healing Balm beneath his radiant Wings.

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1820.  Foster, Ess. Evils Pop. Ignorance, 216. All this therefore passes before him with a tenebrious glimmer, and is gone.

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1907.  Speaker, 19 Jan., 471/1. Thoughts tenebrious and impassioned.

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  Hence Tenebriously adv., darkly.

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1861.  J. Thomson, Ladies of Death, xv. Thy lidless eyes tenebriously bright.

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