CEV may stand for:

• Closed-eye visualization, a class of hallucination
• Clinically extremely vulnerable, an NHS category for those at high risk from a COVID-19 infection

• Contemporary English Version, a translation of the Bible into English 1995
• Venezuelan Episcopal Conference, a Venezuelan Catholic archdiocesan organization

• Crew Exploration Vehicle, NASA's proposed human spaceflight system, now known as Orion
• Combat engineering vehicle, armoured vehicles supporting battlefield engineering works
  • M728 combat engineer vehicle, a combat engineer vehicle mounted on a tank chassis

• European Volleyball Confederation (French: Confédération européenne de volleyball), the continental European volleyball governing body
• Certified Video Engineer, a professional title regulated by the Society of Broadcast Engineers
• Chemins de fer électriques Veveysans, a Swiss railway company
• Cochrane Eyes and Vision, a collaboration of researchers and healthcare professionals
• Coherent Extrapolated Volition, an approach to friendly artificial intelligence
• Constant elasticity of variance model, a pricing model
• Equivalent carbon content, also called "carbon equivalent value", a property of alloy steels
• Centre d'essais en vol, a flight testing centre in Brétigny-sur-Orge, France
• European Volunteer Centre