| ECS | elective cosmetic surgery; electrocerebral silence; electroconvulsive shock, electroshock; endocervi... |
|---|---|
| OS | left eye [Lat. oculus sinister]; occipitosacral; occupational safety; office surgery; Omenn syndrome... |
| EAB | elective abortion; Ethics Advisory Board |
| EB | elective abortion; electron beam; elementary body; emotional behavior; endometrial biopsy; epidermol... |
| elect | elective; electuary |