Definition of tropic Tropic

/tɹɑˈpɪk/ - [trapik] - trop•ic

We found 13 definitions of tropic from 6 different sources.

What does tropic mean?

WordNet

Noun

Plural: tropics

tropic - either of two parallels of latitude about 23.5 degrees to the north and south of the equator representing the points farthest north and south at which the sun can shine directly overhead and constituting the boundaries of the Torrid Zone or tropics

line of latitude, parallel of latitude, parallel, latitude (mathematics) one of a set of parallel geometric figures (parallel lines or planes); "parallels never meet"

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Wiktionary

tropic (Noun)
Either of the two parallels of latitude 23°27′ north and south of the equator; the farthest points at which the sun can be directly overhead; the boundaries of the torrid zone or tropics.
tropic (Adjective)
Of, or relating to the tropics; tropical.
tropic (Adjective)
hot and humid.
tropic (Adjective)
Noncomparative Having the quality of indirectly inducing a biological or chemical change in a system or substrate.

Webster DictionaryWebster's Unabridged Dictionary 📘

tropic (a.)
Of, pertaining to, or designating, an acid obtained from atropine and certain other alkaloids, as a white crystalline substance slightly soluble in water.
tropic (n.)
One of the two small circles of the celestial sphere, situated on each side of the equator, at a distance of 23¡ 28/, and parallel to it, which the sun just reaches at its greatest declination north or south, and from which it turns again toward the equator, the northern circle being called the Tropic of Cancer, and the southern the Tropic of Capricorn, from the names of the two signs at which they touch the ecliptic.
tropic (n.)
One of the two parallels of terrestrial latitude corresponding to the celestial tropics, and called by the same names.
tropic (n.)
The region lying between these parallels of latitude, or near them on either side.
tropic (a.)
Of or pertaining to the tropics; tropical.

OmegaWiki DictionaryOmegaWiki Dictionary Ω

tropic
The farthest points at which the sun can be directly overhead; the boundaries of the torrid zone or tropics.

Chambers DictionaryChamber's 20th Century Dictionary 📕

tropic
trop′ik, n. one of the two circles on the celestial sphere, 23° 28′ on each side of the equator, where the sun turns, as it were, after reaching its greatest declination north or south: one of two circles on the terrestrial globe corresponding to these: (pl.) the regions lying between the tropics of Cancer and Capricorn.—adjs. Trop′ic, -al, pertaining to the tropics: being within or near the tropics.—adv. Trop′ically.—n. Trop′ic-bird, a genus of bird the family Phaëthontidæ, usually seen in tropical regions. [Through L. tropicus, from Gr. tropikos, relating to a turning—tropos, a turning.]