ac·tin·o·my·cin 
(ăk-tĭn′ō-mīsĭn, ăk′tə-nō-)
(ăk-tĭn′ō-mīsĭn, ăk′tə-nō-)n.
Any of a class of peptide-containing, often toxic antibiotics that are obtained from soil bacteria.
- 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
- petticoated
- pettifog
- pettifogger
- pettifoggery