We found 31 dictionaries that define the word infantile:

General (25 matching dictionaries)

1. infantile: Merriam-Webster
2. infantile: Oxford Learner's Dictionaries
3. infantile: American Heritage Dictionary of the English Language
4. infantile: Collins English Dictionary
5. infantile: Vocabulary.com
6. Infantile, infantile: Wordnik
7. infantile: Cambridge Advanced Learner's Dictionary
8. infantile: Wiktionary
9. infantile: Webster's New World College Dictionary, 4th Ed.
10. infantile: The Wordsmyth English Dictionary-Thesaurus
11. infantile: Infoplease Dictionary
12. infantile: Dictionary.com
13. infantile: Cambridge Essential American English Dictionary
14. Infantile: Wikipedia, the Free Encyclopedia
15. Infantile: Online Plain Text English Dictionary
16. infantile: Webster's Revised Unabridged, 1913 Edition
17. infantile: Rhymezone
18. Infantile: AllWords.com Multi-Lingual Dictionary
19. infantile: Webster's 1828 Dictionary
20. infantile: FreeDictionary.org
21. infantile: Mnemonic Dictionary
22. infantile: TheFreeDictionary.com
23. infantile: Longman Dictionary of Contemporary English

Business (1 matching dictionary)

24. infantile: Legal dictionary

Medicine (4 matching dictionaries)

25. infantile: Merriam-Webster Medical Dictionary
26. Dorland's Illustrated Medical Dictionary (No longer online)
27. online medical dictionary (No longer online)
28. infantile: Medical dictionary

Science (1 matching dictionary)

29. Anthropology dictionary (No longer online)

(Note: See infantiles as well.)

Definitions from Wiktionary ( ) ▸ adjective:  Pertaining to infants. ▸ adjective:  Childish; immature. Similar: infant, childish, baby, young, immature, infantilistic, childly, infanticidal, paedobaptist, perinatal, more... Opposite: mature, adult, grown-up, developed, sophisticated Types: childish, puerile, silly, immature, foolish, stupid, idiotic, inane, more... Phrases: infantile paralysis, infantile autism, infantile sexuality, infantile spasms, infantile amnesia, more... Adjectives: late, more, early, less, acute, primitive, congenital, somewhat, severe, progressive, unconscious Colors:     baby blue,     pastel pink,     soft yellow,     mint green,     lavender, more... ▸ Words similar to infantile ▸ Usage examples for infantile ▸ Idioms related to infantile ▸ Wikipedia articles (New!) ▸ Popular nouns described by infantile ▸ Words that often appear near infantile ▸ Rhymes of infantile ▸ Invented words related to infantile