We found 24 dictionaries that define the word lepidoptera:

General (18 matching dictionaries)

1. lepidoptera: Merriam-Webster
2. Lepidoptera, lepidoptera: Oxford Learner's Dictionaries
3. lepidoptera: Collins English Dictionary
4. Lepidoptera, lepidoptera: Vocabulary.com
5. Lepidoptera, lepidoptera: Wordnik
6. lepidoptera: Wiktionary
7. Lepidoptera: Infoplease Dictionary
8. lepidoptera: Dictionary.com
9. lepidoptera: Online Etymology Dictionary
10. Lepidoptera: Wikipedia, the Free Encyclopedia
11. Lepidoptera: Online Plain Text English Dictionary
12. lepidoptera: Webster's Revised Unabridged, 1913 Edition
13. Lepidoptera: Rhymezone
14. Lepidoptera: AllWords.com Multi-Lingual Dictionary
15. lepidoptera: Webster's 1828 Dictionary
16. lepidoptera: FreeDictionary.org
17. lepidoptera: Mnemonic Dictionary
18. lepidoptera: TheFreeDictionary.com

Computing (1 matching dictionary)

19. Lepidoptera: Encyclopedia

Medicine (3 matching dictionaries)

20. lepidoptera: Merriam-Webster Medical Dictionary
21. Medical Dictionary (No longer online)
22. online medical dictionary (No longer online)

Science (2 matching dictionaries)

23. Drug Discovery and Development (No longer online)
24. Lepidoptera: HYPP Zoology

(Note: See lepidopteron as well.)

Definitions from Wikipedia (Lepidoptera) ▸ noun:  Lepidoptera or lepidopterans is an order of winged insects which includes butterflies and moths. Phrases: order lepidoptera, External morphology of Lepidoptera, Lepidoptera genitalia, Taxonomy of the Lepidoptera, Lepidoptera migration, more... Adjectives: other, many, diurnal, certain, nocturnal, larval, micro, various, male, primitive, fewer Colors:     blue,     orange,     yellow,     green,     red, more... ▸ Word origin ▸ Words similar to lepidoptera ▸ Usage examples for lepidoptera ▸ Idioms related to lepidoptera ▸ Wikipedia articles (New!) ▸ Popular adjectives describing lepidoptera ▸ Words that often appear near lepidoptera ▸ Rhymes of lepidoptera ▸ Invented words related to lepidoptera