Posted in Dictionary, Organizations, Science E# stands for elimination number (sports team standing) E# stands for Experiment number at Fermilab, BNL, or other laboratory E# Share Pinterest Tweet Whatsapp Post navigation EE&TSD Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.