noun
: one of the two parallels of latitude each at a distance from a pole of the earth equal to the obliquity of the ecliptic or about 23 degrees 27 minutes — compare antarctic circle , arctic circle
noun
: one of the two parallels of latitude each at a distance from a pole of the earth equal to the obliquity of the ecliptic or about 23 degrees 27 minutes — compare antarctic circle , arctic circle
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012