/ Thesaurus / L Synonyms of longitudinally Find synonyms for: Adverb1. longitudinallyusage: across time; "We studied the development of the children longitudinally"2. lengthways, lengthwise, longwise, longways, longitudinallyusage: in the direction of the length; "He cut the paper lengthwise"3. longitudinallyusage: with respect to longitude; "longitudinally measured"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: imprudent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language