cy·clo·pe·di·a also cy·clo·pae·di·a 
(sī′klə-pēdē-ə)
(sī′klə-pēdē-ə)n.
An encyclopedia.
[Short for ENCYCLOPEDIA.]
cy′clo·pedic (-dĭk) adj.
cy′clo·pedist (-dĭst) n.
- 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
- pet-sitter
- pet-sitting
- petter
- petticoat