We found 25 dictionaries that define the word younger:

General (20 matching dictionaries)

1. younger: Longman Dictionary of Contemporary English
2. younger, the younger: Merriam-Webster
3. Younger, younger, the Younger: Oxford Learner's Dictionaries
4. younger: Collins English Dictionary
5. younger: Vocabulary.com
6. Younger, younger: Wordnik
7. younger: Cambridge Advanced Learner's Dictionary
8. Younger, younger: Wiktionary
9. younger: Infoplease Dictionary
10. younger, the younger: Dictionary.com
11. younger: Cambridge Essential American English Dictionary
12. Younger (Jonas Blue and Hrvy song), Younger (Ruel song), Younger (Seinabo Sey song), Younger (TV Series), Younger (TV series), Younger (season Younger+++(season+++1)), Younger (season 2), Younger (season 4), Younger (season 5), Younger (season 6), Younger (surname), Younger (title), Younger: Wikipedia, the Free Encyclopedia
13. younger: Rhymezone
14. younger: Webster's 1828 Dictionary
15. younger: FreeDictionary.org
16. younger: Mnemonic Dictionary
17. younger, the Younger: TheFreeDictionary.com
18. younger: Wikimedia Commons US English Pronunciations

Business (1 matching dictionary)

19. younger, the Younger: Legal dictionary

Computing (1 matching dictionary)

20. younger, the Younger: Encyclopedia

Medicine (1 matching dictionary)

21. younger, the Younger: Medical dictionary

Miscellaneous (1 matching dictionary)

22. younger, the Younger: Idioms

Slang (1 matching dictionary)

23. younger: Green’s Dictionary of Slang

(Note: See young as well.)

Definitions from Wiktionary ( ) ▸ noun:  One who is younger than another. ▸ noun:  A surname. Similar: junior, little, older, elder, youthful, maturer, youngster, youth, teenager, new, more... Opposite: older, senior, elder, mature, aged Types: older brother, older sister, younger brother, younger sister, more... Phrases: the younger, younger brother, younger generation, Younger Dryas, younger pliny, more... Adjectives: late, old, post, aller0d, holocene, renowned, look, princess, cole, much, grow ▸ Words similar to younger ▸ Usage examples for younger ▸ Idioms related to younger ▸ Wikipedia articles (New!) ▸ Popular adjectives describing younger ▸ Words that often appear near younger ▸ Rhymes of younger ▸ Invented words related to younger