WordNet (r) 3.0 (2006):

mei
    n 1: Japanese ornamental tree with fragrant white or pink
         blossoms and small yellow fruits [syn: Japanese apricot,
         mei, Prunus mume]

The Free On-line Dictionary of Computing (19 January 2023):

Mei

    A set of class libraries by Atsushi Aoki
    and others for Objectworks Smalltalk
   Release 4.1.  Mei includes: Grapher Library for drawing
   diagrams; Meta Grapher Library (grapher to develop grapher);
   Drawing tools and painting tools (structured diagram editors
   and drawing editors); GUI builder; Lisp interpreter;
   Prolog interpreter; Pluggable gauges; Extended browser;
   (package, history, recover, etc.)

   Mei is available under General Public License and requires
   Objectworks Smalltalk Release 4.1.

   Home
   (http://sra.co.jp/people/aoki/htmls/FreeSoftwareForSmalltalk.html).

   E-mail: Watanabe Katsuhiro 

   (1999-12-08)