We found 9 dictionaries that define the word orphan virus:

General (3 matching dictionaries)

1. orphan virus: Dictionary.com
2. Orphan virus: Wikipedia, the Free Encyclopedia
3. orphan virus: TheFreeDictionary.com

Business (3 matching dictionaries)

4. orphan virus: Legal dictionary
5. orphan virus, Orphan virus: Financial dictionary

Computing (1 matching dictionary)

6. orphan virus: Encyclopedia

Medicine (2 matching dictionaries)

7. online medical dictionary (No longer online)
8. orphan virus: Medical dictionary

Definitions from Wikipedia (Orphan virus) ▸ noun:  An orphan virus is a virus that is not associated with a disease but may possess pathogenicity. ▸ Words similar to orphan virus ▸ Usage examples for orphan virus ▸ Idioms related to orphan virus ▸ Wikipedia articles (New!) ▸ Words that often appear near orphan virus ▸ Rhymes of orphan virus ▸ Invented words related to orphan virus