a. Also -atious, -aceous. [Fancifully f. SPLEND-ID a.: see -ACIOUS.] Very splendid; gorgeous, magnificent.

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1843.  Blackw. Mag., LIII. 379. The room is papered with some splendacious pattern in blue and gold.

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1848.  Thackeray, Trav. Lond., Wks. 1886, XXIV. 349. The silver dish-covers are splendaceous.

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1872.  [Earl Pembroke & G. H. Kingsley], S. Sea Bubbles, ix. 241. Loney … made a splendacious bedstead to sling his mat to.

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  Hence Splendaciously; Splendaciousness.

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1853.  Thackeray, Lett., 14 Feb. On my first arrival, I was annoyed at the uncommon splendatiousness.

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1872.  ‘Aliph Cheen’ (Yeldham), Lays of Ind (1876), 6. One of them … more splendaciously dressed … than the rest.

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