[f. Gr. ἔθνο-ς nation + MANIAC.] One who is crazy about the rights of ‘nationalities.’

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1863.  S. Edwards, Polish Captivity, II. 140. The political ethnomaniacs … to be consistent ought to, propose the annexation of Alsace to some German state.

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  quasi-adj.  1886.  Sat. Rev., 16 Jan., 69. The game, from the ethnomaniac point of view, may be regarded as won.

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