/ Thesaurus / R Synonyms of robert floyd curl jr. Find synonyms for: Noun1. Curl, Robert Curl, Robert F. Curl, Robert Floyd Curl Jr.usage: American chemist who with Richard Smalley and Harold Kroto discovered fullerenes and opened a new branch of chemistry (born in 1933)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language