Below are possible answers for the crossword clue Line of longitude.
8 letter answer(s) to line of longitude
MERIDIAN
a town in eastern Mississippi
an imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator; "all points on the same meridian have the same longitude"
being at the best stage of development; "our manhood's prime vigor"- Robert Browning
of or happening at noon; "meridian hour"
Other crossword clues with similar answers to 'Line of longitude'