Adjacent Words

Longitudinal definitions

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Webster's 1828 Dictionary

LONGITU'DINAL, a.
1. Pertaining to longitude or length; as longitudinal distance.
2. Extending in length; running lengthwise, as distinguished from transverse or across; as the longitudinal diameter of a body. The longitudinal suture of the head runs between the coronal and lamdoidal sutures.

WordNet (r) 3.0 (2005)

adj
1: of or relating to lines of longitude; "longitudinal reckoning by the navigator"
2: running lengthwise; "a thin longitudinal strip"; "longitudinal measurements of the hull"
3: over an extended time; "a longitudinal study of twins"

Merriam Webster's

adjective Date: 15th century 1. placed or running lengthwise 2. of or relating to length or the lengthwise dimension 3. involving the repeated observation or examination of a set of subjects over time with respect to one or more study variables • longitudinally adverb

Oxford Reference Dictionary

adj. 1 of or in length. 2 running lengthwise. 3 of longitude. Phrases and idioms: longitudinal wave a wave vibrating in the direction of propagation. Derivatives: longitudinally adv.

Webster's 1913 Dictionary

Longitudinal Lon`gi*tu"di*nal, n. A railway sleeper lying parallel with the rail.

Webster's 1913 Dictionary

Longitudinal Lon`gi*tu"di*nal, a. [Cf. F. longitudinal.] 1. Of or pertaining to longitude or length; as, longitudinal distance. 2. Extending in length; in the direction of the length; running lengthwise, as distinguished from transverse; as, the longitudinal diameter of a body. --Cheyne.

Collin's Cobuild Dictionary

A longitudinal line or structure goes from one end of an object to the other rather than across it from side to side. ADJ: ADJ n