Longitudinal

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Longitudinal \Lon`gi*tu"di*nal\, a. [Cf. F. longitudinal.]
     1. Of or pertaining to longitude or length; as, longitudinal
        distance.
        [1913 Webster]
  
     2. Extending in length; in the direction of the length;


        running lengthwise, as distinguished from {transverse};
        as, the longitudinal diameter of a body. --Cheyne.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Longitudinal \Lon`gi*tu"di*nal\, n.
     A railway sleeper lying parallel with the rail.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  longitudinal
       adj 1: of or relating to lines of longitude; "longitudinal
              reckoning by the navigator"
       2: running lengthwise; "a thin longitudinal strip";
          "longitudinal measurements of the hull"
       3: over an extended time; "a longitudinal study of twins"