? Obs. [n. of action f. prec.: see -ATION.] The action of flying away; escape, exhalation, evaporation.

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1650.  Sir T. Browne, Pseud. Ep., V. xxiii. (1686), 224. The avolation of the light and favillous particles.

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1684.  Boyle, Porousn. Anim. Bod., ii. 6. There being a great waste … by the avolation of invisible steam.

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1757.  Walker, in Phil. Trans., L. 129. This cremor … bearing a considerable heat without avolation.

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1824.  Galt, Rothelan, I. I. iv. 30. He was … but for a certain avolation of the eye, when looked steadily in the face, of a goodly aspect.

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