a. [ad. L. effervescent-em, f. effervescĕre to EFFERVESCE.]

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  † 1.  That is in a state of bubbling heat. Obs.

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1684.  trans. Bonet’s Merc. Compit., VI. 180/1. While the bloud is too effervescent, evacuation is not very proper.

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  2.  That has the property of rising in bubbles.

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1875.  trans. Ziemssen’s Cycl. Med., I. 459. Administer effervescent powders.

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Mod.  The mixture is slightly effervescent. The abuse of effervescent beverages.

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  3.  fig.

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1833.  Macaulay, Walpole’s Lett. H. Mann, Essays (1851), I. 285. It was nonsense effervescent with animal spirits and impertinence.

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1837.  Carlyle, Fr. Rev., II. III. ii. The old Gaulish and Gaelic Celthood, with its … effervescent promptitude.

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1867.  Howells, Ital. Journ., 67. He had been in that State during its effervescent days.

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