EMS

1. Emergency Medical Service
2. Enhanced Messaging (or Message) Service (for mobile phones)
3. European Monetary System
4. Expanded memory system (computing)

em /em/

1. The thirteenth letter of the modern English alphabet (M or m)
2. A unit of measurement (equal to the width of the lower-case letter ‘m’ in 12-point) used in spacing material and in estimating dimensions of pages (printing)

em dash or em rule noun (printing)

A dash that is one em long, used as a punctuation mark

• Voltairian
• Voltairianism
• Voltairism
• voltaism
• voltaisms
• voltameter
• voltameters
• vocation
• vocational
• vocationalism
• vocationalisms
• vocationally
• vocations
• vocative
• vocatives
• voces
• vocicultural
• vociferance
• vociferances
• vociferant
• vociferate
• vociferated
• vociferates
• vociferating
• vociferation