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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

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Researchers followed more than 5,000 adults in China who were age 80 or older and enrolled in the Chinese Longitudinal Healthy Longevity Survey, a nationally representative project that began in 1998.

From Science Daily • Feb. 26, 2026

Longitudinal studies usually consist of a “brief self-report at one point in time, and early mortality” at some later point.

From Science Magazine • Apr. 24, 2024

For the majority of multiple jobholders, their side gigs made up about 25% of their total income, according to the Census Bureau analysis of Longitudinal Employer-Household Dynamics data.

From Los Angeles Times • Mar. 4, 2024

The new paper introduces the Longitudinal Hemodynamic Mapping Framework, which cuts what used to take nearly a century of simulation time down to just 24 hours.

From Science Daily • Nov. 27, 2023

Department of Education undertook a monumental project called the Early Childhood Longitudinal Study.

From "Freakonomics: A Rogue Economist Explores the Hidden Side of Everything" by Steven D. Levitt



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