longitudinal Hear it!

longitudinal Definition

lon·gi·tu·di·nal (län′jə to̵̅o̅d'n əl, -tyo̵̅o̅d-; -lôn′-)

adjective

  1. of or in length
  2. running or placed lengthwise
  3. of longitude
  4. designating or of studies dealing with the development of an individual or group over a period of years

Etymology: ML longitudinalis

longitudinal Related Forms

lon′·gi·tu·di·nally adverb

longitudinal Usage Examples

Preposition: with

questionnaire: Methodology The research design is longitudinal with questionnaires sent to a cohort of mental health diplomates at qualification and intervals thereafter.

Modifies a noun

  • axis: Ailerons, usually placed far out on the wing, control rolling movement around the longitudinal axis.
  • datasets: In addition a list of all other longitudinal datasets in the Data Catalog can be browsed.
  • study: Longitudinal studies are designed to follow the same group of people over their lifetime.
  • stripe: Heidegger's tires were Palmer's, leaving longitudinal stripes.
  • fissure: It may still be enough to cause long term damage or weakness in the cortical areas above in the central longitudinal fissure.
  • ligament: If the aneurysm has ruptured at this site posteriorly: The anterior longitudinal ligament of the lumbar vertebrae may be exposed.

Modifying Another Word

  • not: If the lie of twin 2 is not longitudinal and a version is not easily accomplished.
  • even: In a cross sectional analysis, riots would be rare and even longitudinal analysis would potentially take may years to complete.
  • truly: With this first follow-up of the cohort, the study became truly longitudinal.