/ Thesaurus / L Synonyms of long saphenous vein Find synonyms for: Noun1. long saphenous vein, great saphenous vein, saphenous vein, vena saphenausage: the longest vein in the body; runs from foot to the groin where it joins the femoral veinWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language