The word "longitudinal" is an adjective.
/loŋɪtuˈdinal/
In Spanish, "longitudinal" is used to describe something that relates to or extends in the direction of the length, particularly in a physical context. It is frequently employed in technical, scientific, and medical contexts, such as in geography (to describe geographical features) or medicine (to describe measurements or studies). It is commonly used in both written and oral contexts, but you might find it more frequently in academic or specialized texts.
The longitudinal section of the floor plan shows the arrangement of the rooms.
El estudio longitudinal sobre la salud de los pacientes reveló importantes hallazgos.
The longitudinal study on patient health revealed important findings.
En un gráfico de dispersión, se puede observar una tendencia longitudinal.
While "longitudinal" itself may not be a central part of common idiomatic expressions in Spanish, it is often used in various technical contexts where specific idiomatic phrases might emerge in relation to longitudinal studies or measures.
Longitudinal research is key to understanding changes over time.
En estudios longitudinales, los investigadores pueden observar el desarrollo de características específicas.
In longitudinal studies, researchers can observe the development of specific characteristics.
Los resultados de un análisis longitudinal pueden ser más confiables que los de un análisis transversal.
"Longitudinal" comes from the Latin word "longitudo," which means length, derived from "longus," meaning long. The suffix "-al" indicates pertaining to, thus forming an adjective that describes anything related to length.