Table of Contents POS
HYPHEN
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
THESAURUS
ROGET THESAURUS

WORDNET DICTIONARY

Adjective lengthwise has 1 sense

• lengthwise(a = adj.all) lengthways - running or extending in the direction of the length of a thing; "the lengthwise dimension"
Antonym: crosswise

Adverbial lengthwise has 1 sense

• lengthwise(r = adv.all) lengthways, longitudinally, longways, longwise - in the direction of the length; "He cut the paper lengthwise"

CIDE DICTIONARY

OXFORD DICTIONARY

THESAURUS

lengthwise

along, at full length, at length, endlong, endways, endwise, evenly, flat, flatly, flatways, flatwise, flush, horizontally, in length, lengthways, level, longitudinally, longways, longwise, on a level

ROGET THESAURUS

lengthwise

Length

N length, longitude, span, mileage, distance, line, bar, rule, stripe, streak, spoke, radius, lengthening, prolongation, production, protraction, tension, tensure, extension, line, nail, inch, hand, palm, foot, cubit, yard, ell, fathom, rood, pole, furlong, mile, league, chain, link, arpent, handbreadth, jornada, kos, vara, astronomical unit, AU, light- year, parsec, nanometer, nm, micron, micrometer, millimicron, millimeter, mm, centimeter, cm, meter, kilometer, km, pedometer, perambulator, scale, long, longsome, lengthy, wiredrawn, outstretched, lengthened, sesquipedalian, interminable, no end of, macrocolous, linear, lineal, longitudinal, oblong, as long as my arm, as long as today and tomorrow, unshortened &c (shorten), lengthwise, at length, longitudinally, endlong, along, tandem, in a line, in perspective, from end to end, from stem to stern, from head to foot, from the crown of the head to the sole of the foot, from top to toe, fore and aft.

For further exploring for "lengthwise" in Webster Dictionary Online