o, d, e, f, g, l, n, t, i, u are letters that make 'line of longitude'
IT, git, Lin, ng, Gi, long, on, li, GI, in, line, longitude, DE, IN, NE, In, Li, Ne are words within 'line of longitude'
1 possible definitions for 'line of longitude'
Under this definition, line of longitude is a noun and has the following properties:
meridian has the same meaning as line of longitude
'line of longitude' can be a type of great circle.
observer's meridian, prime meridian, magnetic meridian are types of 'line of longitude'.
dateline, date line, International Date Line. are instances of 'line of longitude'
meridional is a derivative of line of longitude.