Breadcrumb Home > Thesaurus > K Synonyms of krypton Find synonyms for: Noun 1. krypton, Kr, atomic number 36, chemical element, element, noble gas, inert gas, argonon usage: a colorless element that is one of the six inert gasses; occurs in trace amounts in air WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of krypton (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: supertonic Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language