TPO may refer to:

Arts

* Taipei Philharmonic Orchestra * Thailand Philharmonic Orchestra * Tin Pot Operation, an indie-punk band from Belfast, Northern Ireland *

Tokyo Philharmonic Orchestra The is recognized as the oldest symphony orchestra in Japan. It was founded in 1911 and debuted at the original Matsuzakaya store in Nagoya as the . It relocated to Tokyo in 1938. As of 2005, it has 166 members. The orchestra plays frequently ...

Biology and medicine

*the temporo-parieto-occipital junction of the brain *

thyroid peroxidase Thyroid peroxidase, also called thyroperoxidase (TPO) or iodide peroxidase, is an enzyme expressed mainly in the thyroid where it is secreted into colloid. Thyroid peroxidase oxidizes iodide ions to form iodine atoms for addition onto tyrosine re ...

(or thyroperoxidase), an enzyme in the thyroid *

thrombopoietin Thrombopoietin (THPO) also known as megakaryocyte growth and development factor (MGDF) is a protein that in humans is encoded by the ''THPO'' gene. Thrombopoietin is a glycoprotein hormone produced by the liver and kidney which regulates the pro ...

, a hormone stimulating platelet growth

Government

Transportation Planning Transportation planning is the process of defining future policies, goals, investments, and spatial planning designs to prepare for future needs to move people and goods to destinations. As practiced today, it is a collaborative process that ...

Organization, United States

Law

*Temporary protective order, a court order banning someone from going near a third party that they have allegedly harassed, in Ireland or the United States *a

tree preservation order A tree preservation order (TPO) is a part of town and country planning in the United Kingdom. A TPO is made by a local planning authority (usually a local council) to protect specific trees or a particular area, group or woodland from deliberate d ...

in the United Kingdom

Science and technology

Thermoplastic olefin Thermoplastic olefin, thermoplastic polyolefin (TPO), or olefinic thermoplastic elastomers refer to polymer/filler blends usually consisting of some fraction of a thermoplastic, an elastomer or rubber, and usually a filler. Outdoor applications s ...

, a plastic polymer/filler blend *

Transmitter power output In radio transmission, transmitter power output (TPO) is the actual amount of power (in watts) of radio frequency (RF) energy that a transmitter produces at its output. This is not the amount of power that a radio station reports as its power, as ...

in radio transmission

Other

* The People's Operator, a mobile virtual network operator in the United Kingdom *

Third-party ownership in association football Third party may refer to: Business * Third-party source, a supplier company not owned by the buyer or seller * Third-party beneficiary, a person who could sue on a contract, despite not being an active party * Third-party insurance, such as a Ve ...

* A transit patrol officer of Victoria Transit Patrol, Australia *

Travelling Post Office A Travelling Post Office (TPO) was a type of mail train used in Great Britain and Ireland where the post was sorted en route. The TPO can be traced back to the earlier days of the railway, the first ever postal movement by rail being performe ...

s, mail trains in Great Britain * Treatment plant operator, an operator of water and

waste water treatment Wastewater treatment is a process used to remove contaminants from wastewater and convert it into an effluent that can be returned to the water cycle. Once returned to the water cycle, the effluent creates an acceptable impact on the environme ...

plants * Triple peel on opponent manoeuvre in croquet {{disambig