Submitted by György Chityil ... on Fri, 01/19/2018 - 22:09 Hierarchy: NounDescription: {{US|education}} The period in school that comes after tenth grade and before twelfth grade.Ngram: eleventh gradeNgram Text: eleventh gradeSource: WiktionaryIssue: 0Wiktionary tag: educationNgram Count: 2