longitudinal

CEFRC1

/ˌlɒŋ.ɡɪˈtjuː.dɪ.nəl/

adjective

Türkçe translations

Translating…

In plain English

  1. 01

    adjective

    Extending along the length of something or following it over time.

  2. 02

    adjective

    Extra detail

    Relating to the geographical longitude.

Examples

  • A longitudinal wave is one that vibrates in the direction of propagation.

  • Sound propagates via longitudinal waves.

At a glance

Sits at C1 on the CEFR scale

Senses
5
Parts of speech
1
Citations
4
Synonyms
4

Also pronounced

  • /ˌlɒŋ.dʒəˈtu.də.nəl/
  • /ˌlɔn.dʒɪˈtu.dɪ.nəl/

Deep Dive

adjective

Extra meanings
  1. Running across a set direction of an object.

  2. Running in the direction of the long axis of a body.

  3. Of a study, sampling data over time rather than merely once.

More examples

In context
  • The longitudinal position of a ship refers to its angular distance east or west from the prime meridian.

  • The motion about the longitudinal axis of an airplane is called roll.

  • longitudinal studies

Quick test

Two questions on this entry. Nothing is scored.

Question 1 · Quick check

The blank study followed the same group of children from birth to age eighteen.

Practise this properly in the app, where the word comes back before you forget it.

Nearby

Origin

adjective

From Latin longitūdin- + -al, from oblique stem of Latin longitūdō, from longus + -tūdō. By surface analysis, longitude + -al.