We found 28 dictionaries that define the word effects:

General (19 matching dictionaries)

1. effects: Merriam-Webster
2. effects: Oxford Learner's Dictionaries
3. effects: Collins English Dictionary
4. effects: Vocabulary.com
5. Effect's, Effects, effects: Wordnik
6. effects: Cambridge Advanced Learner's Dictionary
7. effects: Wiktionary
8. effects: Infoplease Dictionary
9. Effects (G.I. Joe), Effects (film), Effects, The EFFECTS: Wikipedia, the Free Encyclopedia
10. effects: Rhymezone
11. effects: AllWords.com Multi-Lingual Dictionary
12. effects: FreeDictionary.org
13. effects: Mnemonic Dictionary
14. effects: TheFreeDictionary.com
15. effects: Wikimedia Commons US English Pronunciations
16. effects: Dictionary.com
17. effects: Cambridge Essential American English Dictionary
18. effect's: Wordnik
19. effects: Longman Dictionary of Contemporary English

Business (3 matching dictionaries)

20. effects: Merriam-Webster Legal Dictionary
21. Bouvier's Law Dictionary 1856 Edition (No longer online)
22. effects: Legal dictionary

Medicine (2 matching dictionaries)

23. effects: Merriam-Webster Medical Dictionary
24. effects: Medical dictionary

Miscellaneous (1 matching dictionary)

25. effects: Idioms

Slang (1 matching dictionary)

26. effects: Urban Dictionary

Tech (2 matching dictionaries)

27. Glossary of video terms (No longer online)
28. Sweetwater Music (No longer online)

(Note: See effect as well.)

Definitions from Wikipedia (Effects) ▸ noun:  (also released as The Manipulator) an American horror film directed by Dusty Nelson. Opposite: causes, origins, antecedents, sources, stimuli Types: positive, negative, direct, indirect, short-term, long-term, intended, unintended, psychological, more... Phrases: side effects, adverse effects, special effects, toxic effects, sound effects, more... Adjectives: adverse, negative, possible, term, beneficial, toxic, side, positive, significant, direct, ill ▸ Words similar to effects ▸ Usage examples for effects ▸ Idioms related to effects ▸ Wikipedia articles (New!) ▸ Popular adjectives describing effects ▸ Words that often appear near effects ▸ Rhymes of effects ▸ Invented words related to effects