upcast

[n] - air passage consisting of a ventilation shaft through which air leaves a mine
Found on http://www.webdictionary.co.uk/definition.php?query=upcast

Upcast

Upcast is the soil and earth removed when digging a hole or pit.
Found on http://www.keystothepast.info/durhamcc/k2p.nsf/k2pGlossaryList?readform&let

upcast

1. A cast; a throw. ... 2. <chemical> The ventilating shaft of a mine out of which the air passes after having circulated through the mine; distinguished from the downcast. Called also upcast pit, and upcast shaft. ... 3. An upset, as from a carriage. ... 4. A taunt; a reproach. ... Source: Websters Dictionary ... (01 Mar 1998) ...
Found on http://www.mondofacto.com/facts/dictionary?upcast

upcast

noun air passage consisting of a ventilation shaft through which air leaves a mine
Found on http://wordnetweb.princeton.edu/perl/webwn?s=upcast

Upcast

• (a.) Cast up; thrown upward; as, with upcast eyes. • (n.) An upset, as from a carriage. • (n.) A taunt; a reproach. • (n.) The ventilating shaft of a mine out of which the air passes after having circulated through the mine; -- distinguished from the downcast. Called also upcast pit, and upcast shaft. • (v. t.) To cast or
Found on http://thinkexist.com/dictionary/meaning/upcast/
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