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Longitudinally Meaning: Definition, Examples, and Translations

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longitudinally

[lɒŋɪˈtudɪnəli ]

Definition

Context #1 | Adverb

directional measurement

In a manner that relates to length or extends along the length of something rather than across its width. Often used in scientific or technical contexts to describe measurements or observations taken along the length of an object or structure.

Synonyms

along, lengthwise, vertically.

Examples of usage

  • The data was collected longitudinally to observe trends over time.
  • The researchers examined the effects longitudinally across various ages.
  • They traveled longitudinally along the river to gather samples.
  • The study was designed to follow participants longitudinally for reliable results.

Translations

To see the translation, please select a language from the options available.

Origin of 'longitudinally'

The term "longitudinal" is derived from the Latin word "longitudo", which means 'length'. The suffix "-ly" is added to form an adverb, indicating the manner in which something is done. The use of 'longitudinal' in scientific contexts can be traced back to the rise of systematic measurement and observation methods in the 19th century, particularly in fields such as geography and anthropology. Over time, it has been incorporated into various disciplines including psychology, medicine, and education, where longitudinal studies are essential for understanding changes over extended periods. The concept emphasizes the importance of time as a dimension of analysis, contrasting with cross-sectional studies that focus on a single point in time.

Word Frequency Rank

Ranked #11,567, this word falls into high-advanced vocabulary. It appears less frequently but is valuable for expressing precise meanings in specific contexts.