a. [SUB- 12 b, 19.]

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  1.  Bordering on the tropics.

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1865.  Englishman’s Mag., Nov., 393. Some currents convey ice into subtropical countries.

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1867.  Lyell, Princ. Geol. (ed. 10), I. I. x. 200. A climate approaching that now only experienced in sub-tropical regions.

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1883.  Chamb. Jrnl., 3 March, 142/2. The sponges of commerce are almost entirely obtained from tropical or sub-tropical seas.

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  2.  Characteristic of subtropical regions; of a climate, character, habit, etc., between temperate and tropical; almost tropical.

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1842.  Loudon, Suburban Hort., 527. Climates sub-tropical, or tropical.

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1863.  Dana, Man. Geology, 534. The Miocene flora of the vicinity of Vienna the same author pronounces to be subtropical.

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1868.  Rep. U.S. Commissioner Agric. (1869), 6. The … culture of tropical and sub-tropical fruits in the southern States.

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1880.  Dawkins, Early Man in Brit., ii. 21. The sub-tropical members decreased, and the temperate forms … preponderated.

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