Submitted by György Chityil ... on Sat, 01/20/2018 - 01:15 Hierarchy: AdjectiveDescription: {{physics|chemistry}} Describing any atom that has a very large atomic weight; especially those that lie beyond fermium in the periodic tableNgram: ultraheavyNgram Text: ultraheavySource: WiktionaryIssue: 0Wiktionary tag: physicschemistryNgram Count: 1