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.encyclo.co.uk/local/20495

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.encyclo.co.uk/local/20766

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

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

An entrance to a mine that is essentially horizontal. This is commonly called a tunnel, although strictly a tunnel is open at both ends.
Found on http://www.elcapitanpmi.com/terminology-guide

Adit

An entrance to a mine, generally a horizontal tunnel.
Found on http://www.legendsofamerica.com/

ADIT

A nearly horizontal passage driven from the surface to the mine workings.
Found on http://www.juniorminers.com/glossary.html

adit

a horizontal or nearly horizontal underground passage coming to the surface at one end of a mine.
Found on http://www.goldbugpark.org/glossary.html

Adit

Horizontal access shaft to a deposit inside a mountain.
Found on http://www.metalbulletin.com/Glossary.html

Adit

An adit (from Latin aditus, entrance) is an entrance to an underground mine which is horizontal or nearly horizontal, by which the mine can be entered, drained of water, ventilated, and minerals extracted at the lowest convenient level. Adits are also used to explore for mineral veins. ==Construction== Adits are driven into the side of a hill or m...
Found on http://en.wikipedia.org/wiki/Adit

Adit

Horizontal access shaft to a deposit inside a mountain.
Found on http://www.metalbulletin.com/Glossary.html

adit

opening or passage into a mine
Found on http://phrontistery.info/a.html
No exact match found