S5

S5 or S-5 may be:

; beginning with S5 :
* S5 file format
* , a safety phrase in chemistry
* S5 (Berlin), a S-Bahn line
* S5 (military), a public affairs officer within military units
* S5 (modal logic)
* S5 (Munich), a S-Bahn line in Munich
* S5 postcode, covering areas of northern Sheffield
* S-5 rocket

; containing S5 :
* ACPI S5 power state in computing
* Audi S5, a car model
* British NVC community S5, a swamps and tall-herb fens community in the British National Vegetation Classification system
* Canon PowerShot S5 IS, a 2007 8.0 megapixel bridge digital camera
* Coolpix S5, a 6 Megapixels Nikon Coolpix series digital camera
* County Route S5, a county route in California
* FinePix S5 Pro, a 2006 digital single lens reflex camera by Fujifilm
* Prussian S 5, a 1894 steam locomotives class
* Simatic S5 PLC, a Programmable logic controller family by Siemens
* Supermarine S.5, a 1920s British single-engined single-seat racing seaplane
* USS S-5 (SS-110), a 1919 S-class submarine of the United States Navy

; a code, abbreviation or shortening for :
* the symmetric group on five elements
* Fifth year in the Scottish education system
* Fifth sacral vertebra of the vertebral column, in human anatomy
* sacral spinal nerve 5, a spinal nerve of the sacral segment
* Shuttle America and Trast Aero IATA airline designator
* a Hanover S-Bahn line
* a Rhein-Ruhr S-Bahn line
* a Rhine-Main S-Bahn line
* a Stuttgart S-Bahn line
* a Zürich S-Bahn line
* a Stadtbahn Karlsruhe line

S₅ may refer to :
* pentasulfur, a allotrope of sulfur

ee also

* S05 FAA code for Bandon State Airport