Med. Also ? 9 emphysem. [mod.L., a. Gr. ἐμφύσημα inflation, f. ἐμφυσά-ειν to puff up.] ‘The swelling of a part caused by the presence of air in the interstices of the connective tissue’ (Syd. Soc. Lex.).

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1661.  Lovell, Hist. Anim. & Min., 339. The emphysema or inflation thereof, which is a swelling, caused by external causes, or internal.

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1764.  Watson, in Phil. Trans., LIV. 242. The disorder … was made infinitely worse by the emphysema.

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1828.  Webster, Emphysema, emphysem.

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1883–4.  Med. Ann., 40/2. Asthma … accompanied by emphysema.

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