Meaning oflongitudinalin English

Adjective

1. involving data collected over a period (for analysis)
   The researcher conducted a longitudinal study to analyze the effects of climate change.
2. running along a long axis (of an object, body, etc.)
   The longitudinal beams in the bridge provided additional structural support.
3. relating to length or extension; measuring over time
   The team collected longitudinal data on the growth of the plants over several months.