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Longitudinal
//ˌlɒŋ.ɡɪˈtjuː.dɪ.nəl// adj, noun
Definitions
Adjective
- 1 Running across a set direction of an object. not-comparable
"The motion about the longitudinal axis of an airplane is called roll."
- 2 Running across a set direction of an object.; Running in the direction of the long axis of a body. not-comparable
"The units have transverse seats, two and three astride the passageway with single or double longitudinal seats alongside the two entrance vestibules in each car."
- 3 Relating to the geographical longitude. not-comparable
"The longitudinal position of a ship refers to its angular distance east or west from the prime meridian."
- 4 Of a study, sampling data over time rather than merely once. not-comparable
"longitudinal studies"
Adjective
- 1 over an extended time wordnet
- 2 running lengthwise wordnet
- 3 of or relating to lines of longitude wordnet
Noun
- 1 Any longitudinal piece, as in shipbuilding etc.
- 2 A railway sleeper lying parallel with the rail.
Etymology
Etymology 1
From Middle English longitudinal, from Latin longitūdin-, oblique stem of longitūdō (“length, longitude”). By surface analysis, longitude + -in- + -al.
Etymology 2
From Middle English longitudinal, from Latin longitūdin-, oblique stem of longitūdō (“length, longitude”). By surface analysis, longitude + -in- + -al.
See also for "longitudinal"
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