Business

• Electronic Contract Manufacturing, a term related to the outsourcing of electronic assembly
• Enterprise content management
  Enterprise content management
  Enterprise Content Management is a formalized means of organizing and storing an organization's documents, and other content, that relate to the organization's processes...
  
  , a strategy in the information technology industry
• Equity capital markets
  Equity Capital Markets
  Equity capital is raised in many ways; the major types of equity capital are unlisted equity, listed equity and hybrids. Equity capital market practices traditionally advise in a full range of equity, debt equity-linked, hybrid, asset-backed, credit-linked and derivative products that are offered...
  
  , a financial term

Electronics

• Electret microphone
  Electret microphone
  An electret microphone is a type of condenser microphone, which eliminates the need for a polarizing power supply by using a permanently charged material....
  
  , a type of condenser microphone
• Electrochemical machining, a method of working hard materials
• Electronic control module, a unit to control electrical systems
• Electronic Counter Measures (ECM), a part of Electronic Warfare (EW)
• Electronically Commutated Motor, a brushless electric motor which uses electronic switching to control the motor rotation
• Engine Control Module, car parts related
• Error correction mode
  Error correction mode
  Error correction mode is an optional transmission mode built into Class 1/2/2.0 fax machines or fax modems. ECM automatically detects and corrects errors in the fax transmission process that are sometimes caused by telephone line noise....
  
  , a fax protocol
• Entitlement Control Message, a message carrying conditional access
  Conditional access
  Conditional Access is the protection of content by requiring certain criteria to be met before granting access to this content...
  
   information in a digital broadcast conditional access system

Music

• ECM Records, a record label
• Ensemble contemporain de Montréal, a Canadian contemporary music ensemble
• East Coast Music Awards, or ECM Awards, given by the East Coast Music Association

Organizations

• Every Child Matters
  Every Child Matters
  Every Child Matters is a UK government initiative that was launched in 2003, at least partly in response to the death of Victoria Climbié...
  
  , a UK government initiative for children
• Every Child Ministries
  Every Child Ministries
  Every Child Ministries is a Christian charity and mission agency that specializes in uplifting African children. The charity is specially known for its advocacy on behalf of neglected, downtrodden, and marginalized groups of African children...
  
  , a Christian charity for African children
• European Common Market, the common market of the European Community
• European Congress of Mathematics
  European Congress of Mathematics
  The European Congress of Mathematics is an international congress of the mathematics community, held every four years. Its objectives are "to present various new aspects of pure and applied mathematics to a wide audience, to be a forum for discussion of the relationship between mathematics and...
  
  
• Institute of Electronic Commerce and Digital Markets at the Ludwig Maximilian University of Munich

Science

• Exceptional case-marking, a linguistic term
• Electron Cloud Model, an atomic model
• Elliptic curve method, an algorithm for integer factorization
• Error correction model
  Error correction model
  An error correction model is a dynamical system with the characteristics that the deviation of the current state from its long-run relationship will be fed into its short-run dynamics....
  
  
• Erythema chronicum migrans
  Erythema chronicum migrans
  Erythema chronicum migrans refers to the rash often seen in the early stage of Lyme disease. It can appear anywhere from one day to one month after a tick bite. This rash does not represent an allergic reaction to the bite, but rather an actual skin infection with the Lyme bacteria, Borrelia...
  
   a skin rash associated with Lyme disease
• Extracellular matrix
  Extracellular matrix
  In biology, the extracellular matrix is the extracellular part of animal tissue that usually provides structural support to the animal cells in addition to performing various other important functions. The extracellular matrix is the defining feature of connective tissue in animals.Extracellular...
  
  , any material part of a tissue that is not part of a cell

Software

• Enterprise content management
  Enterprise content management
  Enterprise Content Management is a formalized means of organizing and storing an organization's documents, and other content, that relate to the organization's processes...
  
  , the capture, management and communication of processes within an organization