We found 10 dictionaries that define the word customizing:

General (9 matching dictionaries)

1. customizing: Merriam-Webster
2. customizing: Collins English Dictionary
3. customizing: Vocabulary.com
4. Customizing, customizing: Wordnik
5. customizing: Cambridge Advanced Learner's Dictionary
6. customizing: Wiktionary
7. customizing: Dictionary.com
8. customizing: Cambridge Essential American English Dictionary
9. customizing: TheFreeDictionary.com

Slang (1 matching dictionary)

10. customizing: Urban Dictionary

(Note: See customize as well.)

Definitions from Wiktionary (customize) ▸ verb:  To build or alter according to personal preferences or specifications. ▸ Also see customize Types: monogramming, engraving, embossing, debossing, laser engraving, hot stamping, more... ▸ Words similar to customizing ▸ Usage examples for customizing ▸ Idioms related to customizing ▸ Wikipedia articles (New!) ▸ Words that often appear near customizing ▸ Rhymes of customizing ▸ Invented words related to customizing