Answer: MERIDIANS

AnswerCrossword Clue
MERIDIANSGlobal circles
MERIDIANSNorth-to-south lines on a map.
MERIDIANSCartographer's concerns.
meridiansA circle of constant longitude passing through a given place on the earth's surface and the terrestrial poles
meridiansA circle passing through the celestial poles and the zenith of a given place on the earth's surface
meridiansMERIDIAN, a circle around the earth passing through both poles
meridians(in acupuncture and Chinese medicine) Each of a set of pathways in the body along which vital energy is said to flow. There are twelve such pathways associated with specific organs