We found 10 dictionaries that define the word -ad:

General (8 matching dictionaries)

1. -ad: Merriam-Webster
2. -ad, -ad: Oxford Learner's Dictionaries
3. -ad: Collins English Dictionary
4. -ad: Wiktionary
5. -ad: Webster's New World College Dictionary, 4th Ed.
6. -ad: Dictionary.com
7. -ad: Online Etymology Dictionary
8. -ad: MyWord.info

Medicine (1 matching dictionary)

9. -ad: Medical dictionary

Science (1 matching dictionary)

10. How Many? A Dictionary of Units of Measurement (No longer online)

▸ Word origin ▸ Words similar to -ad ▸ Usage examples for -ad ▸ Idioms related to -ad ▸ Wikipedia articles (New!) ▸ Words that often appear near -ad ▸ Rhymes of -ad ▸ Invented words related to -ad