We found 24 dictionaries that define the word achene:

General (20 matching dictionaries)

1. achene: Merriam-Webster
2. achene: Oxford Learner's Dictionaries
3. achene: American Heritage Dictionary of the English Language
4. achene: Collins English Dictionary
5. achene: Vocabulary.com
6. achene: Wordnik
7. achene: Wiktionary
8. achene: Webster's New World College Dictionary, 4th Ed.
9. achene: The Wordsmyth English Dictionary-Thesaurus
10. achene: Infoplease Dictionary
11. achene: Dictionary.com
12. Achene: Wikipedia, the Free Encyclopedia
13. Achene: Online Plain Text English Dictionary
14. achene: Rhymezone
15. Achene: AllWords.com Multi-Lingual Dictionary
16. achene: FreeDictionary.org
17. achene: The Phrontistery - A Dictionary of Obscure Words
18. achene: Mnemonic Dictionary
19. achene: TheFreeDictionary.com
20. achene: Merriam-Webster

Computing (1 matching dictionary)

21. achene: Encyclopedia

Medicine (1 matching dictionary)

22. online medical dictionary (No longer online)

Science (2 matching dictionaries)

23. Botanical Terms (No longer online)
24. Flora of New South Wales (No longer online)

(Note: See achenes as well.)

Definitions from Wiktionary (achene) ▸ noun:  (botany) A small, dry, indehiscent fruit, containing a single seed, as in the buttercup. Similar: akene, seed, acinus, berry, seednut, bean, seed-nut, acorn, almond, achyranthe, more... Opposite: follicle, capsule, pod, fruit Adjectives: single, small, seeded, winged, dry, ovoid, angled, ribbed, double, mature, glossary ▸ Words similar to achene ▸ Usage examples for achene ▸ Idioms related to achene ▸ Wikipedia articles (New!) ▸ Popular adjectives describing achene ▸ Words that often appear near achene ▸ Rhymes of achene ▸ Invented words related to achene