lengthwise

/ˌlɛŋθˈwaɪz/

/ˈlɛŋθwaɪz/

Definitions of lengthwise

1. adverb

   in the direction of the length
   “He cut the paper lengthwise”

   synonyms: lengthways, longitudinally, longways, longwise
2. adjective

   running or extending in the direction of the length of a thing
   “the lengthwise dimension”

   synonyms: lengthways

   axial

   situated on or along or in the direction of an axis

   end-to-end

   with the end of one object in contact lengthwise with the end of another object

   fore-and-aft

   parallel with the keel of a boat or ship

   linear, running

   measured lengthwise

   longitudinal

   running lengthwise

   antonyms:

   crosswise

   lying or extending across the length of a thing or in a cross direction

   cross, thwartwise, transversal, transverse

   extending or lying across; in a crosswise direction; at right angles to the long axis

   cross-section, cross-sectional

   representing a plane made by cutting across something at right angles to its length