SMS may refer to:
* School of Management Sciences, a premier management Institute at Varanasi, U.P , India.
* Sega Master System – an 8-bit video game console from the 1980s
* Seiner Majestät Schiff, "His Majesty's Ship" in the German Kaiserliche Marine and the Austro-Hungarian Navy
* Short message service, a form of text messaging on cell phones
* Single-molecule spectroscopy, a technique for imaging one molecule (see also single-molecule and spectroscopy)
* Sixth Man Syndrome, in Star Trek, the unfortunate fate of many a crew member who accompanied the five-man crew
* Smith-Magenis Syndrome, a genetic disorder
* SMS (comics), a British comic book illustrator
* Sonar Middleware Standard, a publication of the Naval Undersea Warfare Center
* Southwest Missouri State University, the state's second largest university
* Stranka mladih Slovenije, Youth Party of Slovenia political party
* Standard Modular System, a system of standard transistorised circuit boards developed by IBM in the late 1950s
* Sting Millennium Suite, a bioinformatics software
* Sudden Motion Sensor, a patented feature of Apple Computer’s notebooks, which prevents hard-disk failures when the notebook is dropped
* Super Mario Strikers, a 2005 Mario spinoff soccer/football game for the GameCube
* Super Mario Sunshine, a 2002 Mario game for the GameCube
* System Management Services, firmware code for the IBM RS/6000 machines
* Systems Management Server, Microsoft product to manage remotely Microsoft-based computer systems
sms means:
* Skolt Sami, ISO 639 alpha-3 language code
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