Thesaurus.com
Dictionary.com
Definitions

longitudinal

[lon-ji-tood-n-l, -tyood-] / ˌlɒn dʒɪˈtud n l, -ˈtjud- /
ADJECTIVE
over a protracted period of time; running lengthwise
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Researchers say it’s the first large-scale longitudinal cancer study focused on Asian Americans.

From Los Angeles Times Jun. 6, 2026

Researchers observed the same trend in a longitudinal metabolomic analysis, which follows people over time and uses advanced blood testing to examine hundreds of tiny molecules that reflect how the body is functioning.

From Science Daily May 16, 2026

More longitudinal studies will be needed to build on the research, but could eventually lead to different tests and treatment options for men and women.

From MarketWatch Apr. 13, 2026

A 2026 longitudinal study in the Journal of Public Health reached a similar conclusion.

From The Wall Street Journal Mar. 27, 2026

Both transverse and longitudinal waves cause a displacement of something: air molecules, for example, or the surface of the ocean.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones



Vocabulary lists containing longitudinal


Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training