We found 24 dictionaries that define the word neoteny:

General (16 matching dictionaries)

1. neoteny: Merriam-Webster
2. neoteny: Oxford Learner's Dictionaries
3. neoteny: American Heritage Dictionary of the English Language
4. neoteny: Collins English Dictionary
5. neoteny: Vocabulary.com
6. Neoteny, neoteny: Wordnik
7. neoteny: Wiktionary
8. neoteny: Webster's New World College Dictionary, 4th Ed.
9. neoteny: Infoplease Dictionary
10. neoteny: Dictionary.com
11. neoteny: Online Etymology Dictionary
12. Neoteny: Wikipedia, the Free Encyclopedia
13. neoteny: Rhymezone
14. neoteny: FreeDictionary.org
15. neoteny: Mnemonic Dictionary
16. neoteny: TheFreeDictionary.com

Computing (1 matching dictionary)

17. neoteny: Encyclopedia

Medicine (3 matching dictionaries)

18. Dorland's Illustrated Medical Dictionary (No longer online)
19. online medical dictionary (No longer online)
20. neoteny: Medical dictionary

Miscellaneous (2 matching dictionaries)

21. neoteny: A Word A Day
22. neoteny: Wordcraft Dictionary

Science (2 matching dictionaries)

23. Archaeology Wordsmith (No longer online)
24. Botanical Terms (No longer online)

(Note: See neotenic as well.)

Definitions from Wiktionary (neoteny) ▸ noun:  (biology) The retention of juvenile characteristics in the adult. ▸ noun:  (biology) The sexual maturity of an organism still in its larval stage. Similar: pedomorphosis, pedomorphism, juvenilization, paedomorphy, paedomorphosis, paedomorphism, pedomorphy, foetalization, fetalization, hyperconservation, more... Phrases: Neoteny in humans, more... Adjectives: human, partial, facial, progenetic, behavioral, social, amphibian, behavioural, progressive, facultative, global ▸ Word origin ▸ Words similar to neoteny ▸ Usage examples for neoteny ▸ Idioms related to neoteny ▸ Wikipedia articles (New!) ▸ Popular adjectives describing neoteny ▸ Words that often appear near neoteny ▸ Rhymes of neoteny ▸ Invented words related to neoteny