What do a.m. and p.m. stand for?


[ad-it] /ˈæd ɪt/
an entrance or a passage.
Also called entry. Mining. a nearly horizontal passage leading into a mine.
an approach or access.
Origin of adit
1595-1605; < Latin aditus an approach, equivalent to ad- ad- + -i- (stem of īre to go) + -tus suffix of v. action Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for adit
  • From the adit two incline raises were excavated to the surface.
  • The adit would be excavated back to competent material and a cement bulkhead would be constructed to seal off the entrance.
  • The gate on the lower adit is still in place and functioning, but the gate on the upper adit is in need of complete replacement.
  • The first, main adit appears to have been used as both a workshop and sleeping area.
British Dictionary definitions for adit


an almost horizontal shaft into a mine, for access or drainage
Word Origin
C17: from Latin aditus an approach, from adīre, from ad- towards + īre to go
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for adit

"entrance," c.1600, from Latin aditus "approach, entrance, a going to or drawing near," from past participle stem of adire "to approach," from ad- "to" (see ad-) + ire "to go," from PIE root *ei- "to go" (see ion).

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for adit

Some English speakers likely know this word

Word Value for adit

Scrabble Words With Friends