PMO
# PMO

PMO may refer to:

## Government and military

* Polish Military Organisation, an intelligence and sabotage group during World War I
* Prime Minister's Office (disambiguation), government departments in several countries
* Principal Medical Officer, a senior position
* Priority Material Office, a logistics support command of the United States Navy

## Science

* Periodic mesoporous organosilica, a type of silica containing organic groups
* Phosphorodiamidate morpholino oligo, a type of molecule in molecular biology
* Planetary-mass object, a celestial object of size similar to a planet

## Other uses

* Falcone Borsellino Airport (IATA Airport Code), Italy
* Pine Mountain Observatory, an astronomical observatory in Oregon, US
* Project management office, a standards group within an organisation
