We found 14 dictionaries that define the word pyrogens:

General (7 matching dictionaries)

1. pyrogens: Merriam-Webster
2. pyrogens: Collins English Dictionary
3. pyrogens: Vocabulary.com
4. pyrogens: Wiktionary
5. pyrogens: Dictionary.com
6. Pyrogens: Wikipedia, the Free Encyclopedia
7. Pyrogens: TheFreeDictionary.com

Computing (1 matching dictionary)

8. Pyrogens: Encyclopedia

Medicine (5 matching dictionaries)

9. pyrogens: Merriam-Webster Medical Dictionary
10. Medical Dictionary (No longer online)
11. Pyrogens: Merck Manuals
12. online medical dictionary (No longer online)
13. Pyrogens: Medical dictionary

Science (1 matching dictionary)

14. pyrogens: Cytokines & Cells Online Pathfinder Encyclopaedia

(Note: See pyrogen as well.)

Definitions from Wiktionary (pyrogen) ▸ noun:  (medicine) Any substance that produces fever, or a rise in body temperature ▸ Also see pyrogen Opposite: cryogens, antipyrogens Phrases: endogenous pyrogens, more... ▸ Words similar to pyrogens ▸ Usage examples for pyrogens ▸ Idioms related to pyrogens ▸ Wikipedia articles (New!) ▸ Popular adjectives describing pyrogens ▸ Words that often appear near pyrogens ▸ Rhymes of pyrogens ▸ Invented words related to pyrogens