The Free On-line Dictionary of Computing (30 December 2018):

Java 2 Platform, Enterprise Edition
J2EE

    (J2EE) Sun's Java platform for
   multi-tier server-oriented enterprise applications.

   The basis of J2EE is Enterprise JavaBeans (EJB).

   See also the Standard edition J2SE and the Micro edition
   J2ME.

   (http://java.sun.com/j2ee/).

   (2000-04-20)