STF may refer to:

Concepts

Spread tow fabric Spread tow fabric (stf) is a type of lightweight fabric. Its production involves the steps of spreading a tow Towing is coupling two or more objects together so that they may be pulled by a designated power source or sources. The towing sourc ...

(stf), a type of lightweight fabric *

Smooth Trans Focus The Smooth Trans Focus (STF) technology in photographic lenses uses an apodization filter to realize notably smooth bokeh with rounded out-of-focus highlights in both the foreground and background. This is accomplished by utilizing a concave neut ...

(STF), technology in photographic lenses that produces a smooth focus effect *

STF function Autobracketing is a feature of some more advanced cameras, whether film or digital cameras, particularly single-lens reflex cameras, where the camera will take several successive shots (often three) with slightly different settings. The images may ...

, an autobracketing function on certain cameras that emulates a Smooth Trans Focus effect * Short-time fasting (STF), medical term

Organisations

She's the First She's the First (STF) is a non-profit organization whose stated mission is to "team up with grassroots organizations to make sure girls everywhere are educated, respected, and heard." She's the First was founded in New York, NY by Tammy Tibbetts ...

, an organization that fights gender inequality * Songahm Taekwondo Federation, the South American branch of the American Taekwondo Association * Supreme Federal Court (Portuguese: ), Brazil's supreme court * Svenska Turistföreningen, the Swedish Tourist Association

Special task forces

Special Task Force (SAPS) The Special Task Force (STF) is the elite police tactical unit of the South African Police Service (SAPS). The Special Task Force handles high risk operations that fall beyond the scope of classic policing which require specialised skills. H ...

, a South African police tactical unit *

Special Task Force (Sri Lanka) The Special Task Force (STF) ( Sinhala: විශේෂ කාර්ය බලකාය ''Visesha Karya Balakaya''; Tamil: சிறப்பு அதிரடிப் படை) is a tier 1 police tactical unit of the Sri Lanka Police special ...

, Sri Lankan Police Counter-Terrorist force *

Special Task Force (India) In India, a Special Task Force (STF) is a type of police task force created to deal with certain problems. Every state has a power to constitute an STF. They are primarily formed due to lack of adequate police forces for a task, like neutralizing ...

, an Indian Counter-Terrorist force

Other uses

* George M. Bryan Airport (FAA location identifier: STF) of Starkville, Mississippi * Shear thickening fluid, a type of smart material whose viscosity increases as shear stress increases * Stepover Toehold Facelock, a submission hold used in professional wrestling * Common Occupational Injuries often result from accidents known as Slips, Trips and Falls {{disambiguation