SOM my also be an acronym with any of the following meanings:

• Saskatchewan Order of Merit
• Secret of Mana, a Computer_role-playing_game for the SNES from Squaresoft
• Self-Organizing Map (in machine learning)
• Skidmore, Owings and Merrill (an architectural firm)
• Somerset Railroad
• Success Oriented Management
• Surveys, Opinion polls and Marketing is a privately-owned Canadian polling company, named after its areas of specialization: Surveys, Opinion polls and Marketing. They are known for conducting public opinion research, such as polls about voting intentions for upcoming elections. [1]
• System Object Model (in computer systems)

Som, or its derivatives, is the name of several currencies of Turkic speaking countries in Central Asia:

• Kyrgyzstani Som, (Kyrgyzstan)
• Uzbekistani Som, (Uzbekistan)
• Tajikistani Somoni, (Tajikistan)

The word "Som" (sometimes transliterated "Sum" or "Soum") means pure in many Turkic languages.