cos·mo·gen·ic 
(kŏz′mə-jĕnĭk)
(kŏz′mə-jĕnĭk)adj.
Produced by interaction with cosmic rays.
[COSM(IC RAY) + -GENIC.]
- petrographically
- petrography
- petrol
- petrolatum
- petroleum
- petroleum coke
- petroleum ether
- petroleum jelly
- petrolic
- petrologic
- petrological
- petrologically
- petrologist
- petrology
- Petronius
- "Petronius Arbiter."
- Petropavlovsk-Kamchatski
- Petropavlovsk-Kamchatskiy
- petrosal
- petrous
- Petrozavodsk
- Petrus
- Petrópolis
- PET scan
- PET scanner