What does PS stand for?

Potential Sink

This definition appears very rarely and is found in the following Acronym Finder categories:

Science, medicine, engineering, etc.

Other Resources:

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Porn Star Port Security Specialist (USCG Rating) Portal Services Positive Small (number) Post Scriptum (Latin: Post Script; an additional message after the main body of text in correspondence) Post Shakedown Postal Service Postal Stationery Postmusik-Salzburg PostScript (file name extension)		Potential Source Power Seats Power Shield (Quake gaming) Power Source Power Stability (Agilent) Power Start Power Steering Power Stone (Capcom game) Power Supply Power Surge

Samples in periodicals archive:

The potential sink hole wouldn't just swallow parts of the town.

NM city prepares for salt cavern collapse

Topics include practical issues for implementing the Kyoto Protocol; the size, magnitude, and endurance of potential sinks in global carbon budgets; regional potential in agricultural and forested areas of the UK; methods and models for measurement in various types of biomes; components of carbon balance within forest biomes; revised estimates of global fluxes contrasting forest and peatland biomes; and the future potential of carbon sequestration.

The carbon balance of forest biomes