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| -tropic |
turning or changing in (such) a way or in response to (such) a stimulus. [2 definitions] |
| tropic |
either of the two imaginary circles around the earth defined by the sun's farthest apparent seasonal movement northward and southward in the sky. The northern circle, called the Tropic of Cancer, lies at latitude 23°27′ north and the southern circle, the Tropic of Capricorn, lies at 23°27′ south. [3 definitions] |
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