tropic

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trop·ic /ˈtrɒpɪk $ ˈtrɑː-/ noun  1. [countable]HEOPG one of the two imaginary lines around the world, either the Tropic of Cancer which is 23½º north of the equator, or the Tropic of Capricorn which is 23½º south of the equator 回归线 →4  See picture of 见图 GLOBE2  the tropics PGthe hottest part of the world, which is around the equator 热带（地区） plant species found in the tropics 见于热带地区的植物物种Origin tropic (1500-1600) Latin tropicus “of the point where the sun turns back having gone its furthest north and south”, from Greek, from trope; → TROPHY

trop·ic nounChineseSyllable  

tropic
trop‧ic /ˈtrɒpɪk $ ˈtrɑː-/ noun1. [countable] one of the two imaginary lines around the world, either the Tropic of Cancer which is 23½º north of the equator, or the Tropic of Capricorn which is 23½º south of the equator
2. the tropics the hottest part of the world, which is around the equator:
    plant species found in the tropics

trop·icBrE /ˈtrɒpɪk/ 🔊NAmE /ˈtrɑːpɪk/ 🔊 noun [countable, usually singular] one of the two imaginary lines drawn around the world 23° 26′ north (the Tropic of Cancer) or south (the Tropic of Capricorn) of the equator 回归线（北回归线称 the Tropic of Cancer，南回归线称 the Tropic of Capricorn）the tropics [plural] the area between the two tropics, which is the hottest part of the world 热带；热带地区 SYN torrid zone

climate, earth, equator, equinox, hemisphere, International Date Line, latitude, map, planet, tropic