/ Thesaurus / E Synonyms of e. t. s. walton Find synonyms for: Noun1. Walton, E. T. S. Walton, Ernest Walton, Ernest Thomas Sinton Waltonusage: Irish physicist who (with Sir John Cockcroft in 1931) first split an atom (1903-1995)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language