a square unit of area, one em on each side.
a quad having such an area.
Compare 2 (def 1).
1. electronic medical record.
1. Emergency Medical Response Agency 2. Emergency Medicine Residents’ Association
Electronic Medical Record System
1. emergency medical service. 2. Digital Technology. enhanced message service: a system for sending long or formatted text messages, images, music, etc., from one cell phone to another. Compare (def 1a). 3. European Monetary System. 4. express mail service: an international service offered by the postal operators of the Universal Postal Union (UPU). [em] /ɛm/ […]