LONGITUDINAL definition: of or relating to longitude or length. See examples of longitudinal used in a sentence.

A longitudinal study (or longitudinal survey, or panel study) is a research design that involves repeated observations of the same variables (e.g., people) over long periods of time (i.e., uses …

The meaning of LONGITUDINAL is placed or running lengthwise. How to use longitudinal in a sentence.

medical, social sciences Longitudinal research is done on people or groups over a long period of time: longitudinal analysis / studies (Definition of longitudinal from the Cambridge Advanced …

1. of or pertaining to longitude or length: longitudinal measurement. 2. extending in the direction of the length of a thing; lengthwise. 3. of or extending along the long axis of the body, or the …

4 days ago · Adjective longitudinal (not comparable) Running across a set direction of an object. Synonym: lengthwise Coordinate term: transverse The motion about the longitudinal axis of an …

longitudinal, adj. & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary