We found 29 dictionaries that define the word septuagenarian:

General (24 matching dictionaries)

1. septuagenarian: Longman Dictionary of Contemporary English
2. septuagenarian: Merriam-Webster
3. septuagenarian: Oxford Learner's Dictionaries
4. septuagenarian: American Heritage Dictionary of the English Language
5. septuagenarian: Collins English Dictionary
6. septuagenarian: Vocabulary.com
7. Septuagenarian, septuagenarian: Wordnik
8. septuagenarian: Cambridge Advanced Learner's Dictionary
9. septuagenarian: Wiktionary
10. septuagenarian: Webster's New World College Dictionary, 4th Ed.
11. septuagenarian: The Wordsmyth English Dictionary-Thesaurus
12. septuagenarian: Infoplease Dictionary
13. septuagenarian: Dictionary.com
14. septuagenarian (adj.): Online Etymology Dictionary
15. Septuagenarian: Wikipedia, the Free Encyclopedia
16. Septuagenarian: Online Plain Text English Dictionary
17. septuagenarian: Webster's Revised Unabridged, 1913 Edition
18. septuagenarian: Rhymezone
19. Septuagenarian: AllWords.com Multi-Lingual Dictionary
20. septuagenarian: FreeDictionary.org
21. septuagenarian: Mnemonic Dictionary
22. septuagenarian: TheFreeDictionary.com

Computing (1 matching dictionary)

23. septuagenarian: Encyclopedia

Medicine (3 matching dictionaries)

24. Septuagenarian: MedTerms.com Medical Dictionary
25. septuagenarian: Medical dictionary
26. Septuagenarian: Drug Medical Dictionary

Slang (1 matching dictionary)

27. septuagenarian: Urban Dictionary

(Note: See septuagenarians as well.)

Definitions from Wiktionary ( ) ▸ noun:  Synonym of seventysomething: a person between 70 and 79 years old. ▸ adjective:  Of or related to seventysomethings. Similar: septuagenary, seventysomething, octogenarian, septuagenarianism, sexagenarian, hexagenarian, nonagenarian, quinquagenarian, octogenary, octagenarian, more... Opposite: octogenarian, nonagenarian, centenarian Types: 70-year-old, 71-year-old, 72-year-old, 73-year-old, 74-year-old, more... Adjectives: old, local, vigorous, little, haired, haggard, youthful, feeble, venerable, poor, blind ▸ Word origin ▸ Words similar to septuagenarian ▸ Usage examples for septuagenarian ▸ Idioms related to septuagenarian ▸ Wikipedia articles (New!) ▸ Popular adjectives describing septuagenarian ▸ Popular nouns described by septuagenarian ▸ Words that often appear near septuagenarian ▸ Rhymes of septuagenarian ▸ Invented words related to septuagenarian