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1. A sharply pointed mountain peak, especially one of several on a larger massif.
2. A needle-shaped drill for boring holes in rock or masonry.
[French, needle, from Old French; see aglet.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Geological Science) a rock mass or mountain peak shaped like a needle
2. (Geological Science) an instrument for boring holes in rocks or masonry
[C19: French, literally: needle]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ai•guille(eɪˈgwil, ˈeɪ gwil)
a needlelike rock mass or mountain peak.
[1810–20; < French: literally, needle < Vulgar Latin *acūcula]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.