We found 28 dictionaries that define the word grievous:

General (24 matching dictionaries)

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

Business (1 matching dictionary)

23. grievous: Legal dictionary

Computing (1 matching dictionary)

24. grievous: Encyclopedia

Slang (2 matching dictionaries)

25. grievous: Green’s Dictionary of Slang
26. grievous: Urban Dictionary

(Note: See grievously as well.)

Definitions from Wiktionary ( ) ▸ adjective:  Causing grief, pain, or sorrow. ▸ adjective:  Serious, grave, dire, or dangerous. Similar: heartrending, sorrowful, heartbreaking, severe, flagitious, atrocious, monstrous, heinous, serious, evil, more... Opposite: minor, trivial, insignificant Phrases: grievous bodily harm, General Grievous, Grievous Angel, Return of the Grievous Angel, grievous crime, more... Colors:     charcoal,     onyx,     obsidian,     graphite,     gunmetal, more... ▸ Words similar to grievous ▸ Usage examples for grievous ▸ Idioms related to grievous ▸ Wikipedia articles (New!) ▸ Popular nouns described by grievous ▸ Words that often appear near grievous ▸ Rhymes of grievous ▸ Invented words related to grievous