We found 8 dictionaries that define the word overachieved:

General (7 matching dictionaries)

1. overachieved: Merriam-Webster
2. overachieved: Collins English Dictionary
3. overachieved: Vocabulary.com
4. overachieved: Wordnik
5. overachieved: Wiktionary
6. overachieved: Dictionary.com
7. overachieved: TheFreeDictionary.com

Medicine (1 matching dictionary)

8. overachieved: Merriam-Webster Medical Dictionary

(Note: See overachieve as well.)

Definitions from Wiktionary (overachieve) ▸ verb:  To achieve more or at a higher level of quality than was expected. ▸ Also see overachieve Opposite: underachieved, fell short ▸ Words similar to overachieved ▸ Usage examples for overachieved ▸ Idioms related to overachieved ▸ Wikipedia articles (New!) ▸ Words that often appear near overachieved ▸ Rhymes of overachieved ▸ Invented words related to overachieved