/ Thesaurus / N Synonyms of nanotube Find synonyms for: Noun1. carbon nanotube, nanotube, fullereneusage: a fullerene molecule having a cylindrical or toroidal shapeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language