Green Book: n. 1. One of the three standard PostScript
references: "PostScript Language Program Design", bylined `Adobe
Systems' (Addison-Wesley, 1988; QA76.73.P67P66 ISBN 0-201-14396-8);
see also Red Book, Blue Book, and the White Book (sense 2).
2. Informal name for one of the three standard references on
SmallTalk: "Smalltalk-80: Bits of History, Words of Advice", by
Glenn Krasner (Addison-Wesley, 1983; QA76.8.S635S58; ISBN
0-201-11669-3) (this, too, is associated with blue and red books).
3. The "X/Open Compatibility Guide", which defines an international
standard Unix environment that is a proper superset of
POSIX/SVID; also includes descriptions of a standard utility
toolkit, systems administrations features, and the like. This
grimoire is taken with particular seriousness in Europe. See
Purple Book. 4. The IEEE 1003.1 POSIX Operating Systems Interface
standard has been dubbed "The Ugly Green Book". 5. Any of the 1992
standards issued by the CCITT's tenth plenary assembly. These
include, among other things, the X.400 email standard and the Group
1 through 4 fax standards. See also book titles.
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