adit

[n] - a nearly horizontal passage from the surface into a mine
Found on http://www.webdictionary.co.uk/definition.php?query=adit

Adit

Horizontal entrance to a mine, slightly inclined to allow drainage.
Found on http://www.leadminingmuseum.co.uk/Glossary.htm

Adit

A tunnel designed to extract materials, such as minerals or coal, from underground, or to drain existing mines by sloping slightly upwards from the entrance. Adits are therefore self-draining.
Found on http://www.keystothepast.info/durhamcc/k2p.nsf/k2pGlossaryList?readform&let

Adit

Ad'it noun [ Latin aditus , from adire , ...aitum , to go to; ad + ire to go.] 1. An entrance or passage. Specifically: The nearly horizontal opening by which a mine is entered, or by which water and ores are carried away; -- called also drift and
Found on http://www.encyclo.co.uk/webster/A/29

adit

noun a nearly horizontal passage from the surface into a mine
Found on http://wordnetweb.princeton.edu/perl/webwn?s=adit

Adit

• (n.) An entrance or passage. Specifically: The nearly horizontal opening by which a mine is entered, or by which water and ores are carried away; -- called also drift and tunnel. • (n.) Admission; approach; access.
Found on http://thinkexist.com/dictionary/meaning/adit/

adit

a horizontal or near-horizontal passage driven from the Earth`s surface into the side of a ridge or mountain for the purpose of working, ventilating, ... [3 related articles]
Found on http://www.britannica.com/eb/a-z/a/19

Adit

An adit is an entrance to an underground mine which is horizontal or nearly horizontal, by which the mine can be entered, drained of water, and ventilated. ==Construction== Adits are driven into the side of a hill or mountain, and are often used when an ore body is located inside the mountain but above the adjacent valley floor or coastal plain. I
Found on http://en.wikipedia.org/wiki/Adit

Adit

A nearly horizontal passage from the surface by which a mine is entered and dewatered. A blind horizontal opening into a mountain, with only one entrance.
Found on http://www.coaleducation.org/glossary.htm

adit

adit (ăd'it) , in mining, underground passage excavated nearly horizontally, with one end open to the earth's surface, usually used to service a mine. The adit end is the furthermost end from the surface, i.e., the location where miners work. The adit collar is the area where an adit opens...
Found on http://www.infoplease.com/ce6/sci/A0802505.html

Adit

An adit is a more or less horizontal opening, giving access to the shaft of a mine. It is made to slope gradually from the farthest point in the interior to the mouth, and by means of it the principal drainage is usually carried on.
Found on http://www.probertencyclopaedia.com/browse/AA.HTM

Adit

Horizontal access shaft to a deposit inside a mountain.
Found on http://www.metalbulletin.com/Glossary.html
No exact match found