PST may refer to:

Time zones

Pacific Standard Time The Pacific Time Zone (PT) is a time zone encompassing parts of western Canada, the western United States, and western Mexico. Places in this zone observe standard time by subtracting eight hours from Coordinated Universal Time (UTC−08:00). ...

, UTC−08:00 *

Pakistan Standard Time Pakistan Standard Time ( ur, , abbreviated as PKT) is UTC+05:00 hours ahead of Coordinated Universal Time. The time zone is in use during standard time in Asia. History Pakistan had been following UTC+05:30 since 1907 (during the British Raj) ...

(PKT), UTC+05:00 *

Philippine Standard Time Philippine Standard Time (PST or PhST; fil, Pamantayang Oras ng Pilipinas), also known as Philippine Time (PHT), is the official name for the time zone used in the Philippines. The country only uses one time zone, at an offset of UTC+08:00, b ...

, UTC+08:00

Science and technology

* Lead scandium tantalate, a ceramic material * Post-stall technology, aircraft control system * Computer

program structure tree A program structure tree (PST) is a hierarchical diagram that displays the nesting relationship of single-entry single-exit (SESE) fragments/regions, showing the organization of a computer program. Nodes in this tree represent SESE regions of the pr ...

Pocket set theory Pocket set theory (PST) is an alternative set theory in which there are only two infinite cardinal numbers, ℵ0 (aleph-naught, the cardinality of the set of all natural numbers) and ''c'' (the cardinality of the continuum). The theory was first s ...

Planar separator theorem In graph theory, the planar separator theorem is a form of isoperimetric inequality for planar graphs, that states that any planar graph can be split into smaller pieces by removing a small number of vertices. Specifically, the removal of verti ...

in graph theory * ''Puccinia striiformis'' f.sp. ''tritici'', or Wheat yellow rust *P_st^LM, short-term light flicker metric *

Penoscrotal transposition Penoscrotal transposition (PST) is a group of congenital defects involving an abnormal spatial arrangement of penis and scrotum The scrotum or scrotal sac is an anatomical male reproductive structure located at the base of the penis that con ...

Economics

Provincial Sales Tax In Canada, there are two types of sales taxes levied. These are : *Provincial sales taxes (PST), levied by the provinces. * Goods and services tax (GST)/ harmonized sales tax (HST), a value-added tax levied by the federal government. The GST ap ...

, a sales tax in most Canadian provinces * The Prebisch–Singer thesis or

Prebisch–Singer hypothesis In economics, the Prebisch–Singer hypothesis (also called the Prebisch–Singer thesis) argues that the price of primary commodities declines relative to the price of manufactured goods over the long term, which causes the terms of trade of prim ...

Places

Trail of Remembrance and Comradeship The Trail of Remembrance and Comradeship ( sl, Pot spominov in tovarištva, acronym ''PST''), also referred to as the Trail Along the Wire (), the Trail Around Ljubljana (), or the Green Ring (), is a gravel-paved recreational and memorial walkw ...

( sl, Pot spominov in tovarištva, links=no), a walkway in Ljubljana, Slovenia *

Poznań Fast Tram Poznań Fast Tram ( pl, Poznański Szybki Tramwaj, PST, informally: PeSTka, ''pestka'' – drupe, stone fruit) is a stretch of grade-separated tram/light rail line of the Trams in Poznań, tram system in Poznań, Poland. The tracks are set in ...

( pl, Poznański Szybki Tramwaj, links=no), Poland *

Prestonpans railway station Prestonpans railway station is a railway station serving the town of Prestonpans, East Lothian, Scotland. It is located on the North Berwick Line The North Berwick Branch is a short railway branch line built by the North British Railway to co ...

, East Lothian, Scotland, station code

Other uses

Personal Storage Table In computing, a Personal Storage Table (.pst) is an open proprietary file format used to store copies of messages, calendar events, and other items within Microsoft software such as Microsoft Exchange Client, Windows Messaging, and Microsoft Outloo ...

, a file format used in Microsoft applications *

Norwegian Police Security Service The Norwegian Police Security Service (, ) is the police security agency of Norway. The agency was previously known as ''POT'' (' or Police Surveillance Agency), the name change was decided by the Parliament of Norway on 2 June 2001. History an ...

( no, Politiets sikkerhetstjeneste, links=no) *

Partial stroke testing stroke testing (or PST) is a technique used in a control system to allow the user to test a percentage of the possible failure modes of a shut down valve without the need to physically close the valve. PST is used to assist in determining that the ...

of valves * Planescape: Torment, a 1999 video game *

Proto-Sino-Tibetan language Proto-Sino-Tibetan (PST) is the reconstructed proto-language of the Sino-Tibetan language family and the common ancestor of all languages in it, most prominently the Chinese languages, the Tibetan language, Yi, Bai, Burmese, Karen, Tangut, a ...

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