a. [f. as prec. + -IC.] Of or pertaining to Japan; Japanese.

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  Japonic earth: catechu, terra japonica. Japonic acid: C12H10O5, a form of tannic acid obtained from catechu.

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1673.  Ray, Journ. Low C., Milan, 245. Chinese and Japonic manuscripts.

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1710.  T. Fuller, Pharm. Extemp., 104. Powder’d Japonic Earth.

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1789.  W. Buchan, Dom. Med. (1790), 275. The size of a nutmeg of diascordium, or the japonic confection.

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1838.  T. Thomson, Chem. Org. Bodies, 116. By this absorption of oxygen, the catechuic acid is changed into japonic acid.

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1859.  Fownes, Man. Chem., 457. Japonic acid is a black and nearly insoluble substance, soluble in alkalies and precipitated by acids.

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  Hence Japonically adv., in Japanese style; Japonicize v., to make Japanese, to Japanize.

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1889.  Academy, 27 July, 656. A sort of tale … illustrated ‘japonically.’

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1890.  Athenæum, 30 Aug., 284/1. Japanese place-names … japonicized in pronunciation.

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