~ 1 [ 'trɒpɪk ]
■ noun
1》 the parallel of latitude 23°26ʻ north ( ~ of Cancer ) or south ( ~ of Capricorn ) of the equator.
2》 ( the ~s ) the region between the ~s of Cancer and Capricorn.
3》 Astronomy each of two corresponding circles on the celestial sphere where the sun appears to turn after reaching its greatest declination, marking the northern and southern limits of the ecliptic.
■ adjective ~al.
Origin
ME: via L. from Gk tropikos , from tropē 'turning', from trepein 'to turn'.
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~ 2 [ 'trəʊpɪk ]
■ adjective
1》 Biology relating to, consisting of, or exhibiting tropism.
2》 Physiology variant spelling of trophic .