We found 25 dictionaries that define the word softening:

General (17 matching dictionaries)

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

Art (1 matching dictionary)

18. Technical Glossary of Theatre Terms (No longer online)

Business (1 matching dictionary)

19. softening: Legal dictionary

Computing (1 matching dictionary)

20. softening: Encyclopedia

Medicine (2 matching dictionaries)

21. Dorland's Illustrated Medical Dictionary (No longer online)
22. softening: Medical dictionary

Miscellaneous (1 matching dictionary)

23. softening: Idioms

Tech (2 matching dictionaries)

24. Lake and Water Word Glossary (No longer online)
25. SOFTENING: Power Engineering

(Note: See soften as well.)

Definitions from Wiktionary (softening) ▸ noun:  The process of making something soft. ▸ noun:  The process of becoming soft. Similar: demulcent, emollient, soft, salving, melting, malaxation, tenderization, dilution, hardening, inteneration, more... Opposite: hardening, strengthening, fortifying Phrases: Softening point, water softening, softening up, softening agent, Cerebral softening, more... Adjectives: cerebral, red, gradual, slight, inflammatory, white, general, cyclic, acute, thermal, water Colors:     pastel pink,     baby blue,     lavender,     mint green,     peach, more... ▸ Words similar to softening ▸ Usage examples for softening ▸ Idioms related to softening ▸ Wikipedia articles (New!) ▸ Popular adjectives describing softening ▸ Words that often appear near softening ▸ Rhymes of softening ▸ Invented words related to softening