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1. either of the parallel lines of latitude at about 23½°N (tropic of Cancer) and 23½°S (tropic of Capricorn) of the equator
2. the tropics that part of the earth's surface between the tropics of Cancer and Capricorn; the Torrid Zone
3. Astronomy either of the two parallel circles on the celestial sphere having the same latitudes and names as the corresponding lines on the earth



one of two imaginary parallel circles on the surface of the globe, located 23°27’ north and south of the equator. The tropic of Cancer is north of the equator, and the tropic of Capricorn is south of the equator.

On the day of the summer solstice the sun passes through the northernmost point of its apparent path across the sky and is seen at the zenith at noon along the tropic of Cancer. This day has the longest period of daylight in the year in the northern hemisphere and the longest period of darkness in the southern hemisphere. At noon on the day of the winter solstice the sun is seen at the zenith along the tropic of Capricorn; this day has the shortest period of daylight in the year in the northern hemisphere and the longest period of daylight in the southern hemisphere. In the region between the tropics the sun is at the zenith twice a year at every point.

References in periodicals archive ?
In 2006 net sales of Hawaiian Tropic exceeded $110 million, with about 20% generated outside of North America, primarily in Europe and Latin America.
You could choose from Ibiza, Corfu or Costa Brava, you will get an exclusive Hawaiian Tropic holiday kit each and also an invite to the big reunion in November to re-live the memories
Initially, Tropic will roll out Advance Retail Solution as their point-of-sale (POS) system and implement Power HQ and Power DAX to consolidate business information across the entire supermarket chain into a single, centralized repository.
Sabre's distribution technology will also contribute to improve Tropic Air's commercial operations through instant booking confirmation and access to last-seat available inventory to business partners across channels, including agents, online agencies and corporate buyers.
Speaking to Muscat Daily, Mohammed Nabhan al Battashi, a member of OAS said, 'The areas from where the Tropic of Cancer passes are generally hot and dry.
Hawaiian Tropic Silk Hydration Weightless Sun Care, featuring a unique, breathable formula with a light texture for sun protection and up to 12 hours of moisturization.
Among Calderan's feats is him crossing the longest diagonal line of 202km from the border with Saudi Arabia up to the Arabian Gulf non-stop in just 38 hours in April 2006, and then less than a year later he became the first man in the world to follow the imaginary line of the Tropic of Cancer covering 437km from the UAE border to the Gulf of Oman in 90 hours and 20 minutes.
Tropic is positioned as a leading airline in South Florida and the Caribbean, providing clients with a premium travel experience.
Since Hawaiian Tropic products keep consumers protected wherever they escape in the sun, each week for the duration of the contest Danielle will ask for photos highlighting different types of escapes.
MAN-MADE pollution is helping to push the tropics northwards, research suggests.
EPC Sun Care Everyday Essentials will change the way that people think about and shop for sun care products, bringing together our innovative sunscreen brands--Banana Boat and Hawaiian Tropic.