[tz] "time zone" vs "timezone" in documentation

[Clive D.W. Feather]

Robert Elz said:
> Working out when an expression formed out of two words has turned into
> a new word is always something of a black art - yet it happens all the time.

The OED has "time zone" and, in citations, "time-zone", but not "timezone".
It's under "time", which was last updated in March 2012.

-- 
Clive D.W. Feather          | If you lie to the compiler,
Email: clive at davros.org     | it will get its revenge.
Web: http://www.davros.org  |   - Henry Spencer
Mobile: +44 7973 377646