We found 18 dictionaries that define the word redder:

General (13 matching dictionaries)

1. redder: Merriam-Webster
2. redder: Oxford Learner's Dictionaries
3. redder: Collins English Dictionary
4. redder: Vocabulary.com
5. Redder, redder: Wordnik
6. redder: Cambridge Advanced Learner's Dictionary
7. redder: Wiktionary
8. Redder, redder: Dictionary.com
9. redder: Cambridge Essential American English Dictionary
10. Redder: Rhymezone
11. Redder: Dictionary of Phrase and Fable (1898)
12. redder: FreeDictionary.org
13. redder: TheFreeDictionary.com

Business (1 matching dictionary)

14. redder: Financial dictionary

Computing (1 matching dictionary)

15. redder: Encyclopedia

Medicine (2 matching dictionaries)

16. redder: Merriam-Webster Medical Dictionary
17. redder: Medical dictionary

Miscellaneous (1 matching dictionary)

18. redder: Idioms

(Note: See red as well.)

Definitions from Wiktionary (Redder) ▸ noun:  A surname from German. Similar: Reder, reddish, Reddin, Redinger, Redcay, Reider, Reddings, redd, Rosse, Reddinger, more... Opposite: less red, paler, pinker, lighter, faded Adjectives: little, red, much, sudden, possible, scarce ▸ Words similar to redder ▸ Usage examples for redder ▸ Idioms related to redder ▸ Wikipedia articles (New!) ▸ Popular adjectives describing redder ▸ Words that often appear near redder ▸ Rhymes of redder ▸ Invented words related to redder