[f. prec. + -(I)TY.] The quality of being ephemeral; concr. in pl. ephemeral matters.

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1822.  Carlyle, Early Lett. (1886), II. 67. Speculation on ephemeralities.

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1861.  Reade, Cloister & H., III. 222. This lively companion … often looked in on him, and chattered ephemeralities.

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1878.  Fraser’s Mag., XVII. 530. Ephemerality? Is not the glory of even the Prime Minister, in most cases, but a passing brilliancy?

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