a. and sb. [f. L. aquārius pertaining to water (in pl. masc. Aquārii name of a heretical sect) + -AN.]

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  A.  adj. Of, or pertaining to, an aquarium. rare.

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1865.  Intell. Observ., No. 46. 260. That consolidation of aquarian principles which has resulted in the establishment of extensive tidal aquaria.

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  B.  sb. 1. One of a sect of Christians in the primitive church, who used water instead of wine in the Lord’s Supper.

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1586.  T. Rogers, 39 Art. (1607), 296. The Aquarians … for wine … gave water unto the people.

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1751.  in Chambers, Cycl.

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  2.  One who keeps an aquarium.

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1857.  Nation. Mag., I. 352, heading. An Aquarian in Trouble.

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