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Aa   Listen
Aa

noun
1.
A dry form of lava resembling clinkers.
2.
An international organization that provides a support group for persons trying to overcome alcoholism.  Synonym: Alcoholics Anonymous.
3.
An associate degree in arts.  Synonym: Associate in Arts.





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"Aa" Quotes from Famous Books



... feet that I was standing upon an incrustation formed over a hot spring that had its vent in the bed of the stream. I exclaimed to Hedges: "Here is the river which Bridger said was hot at the bottom."[AA] ...
— The Discovery of Yellowstone Park • Nathaniel Pitt Langford
... Fabricks; The First is called Pycnostyle, viz. where the Pillars are very close one to another, in such a Proportion that there is but from one Pillar to another, the space of a Diameter and half of the Pillar. See the Fig. AA. ...
— An Abridgment of the Architecture of Vitruvius - Containing a System of the Whole Works of that Author • Vitruvius
... the safety and quiet of this portion of the country, aa well as for the protection of our families and properties, we feel ourselves particularly called upon, on an occasion like the present, to stand forward and repel the attack made upon this loyal corps, and, indeed, on the whole body of yeomanry throughout ...
— Valentine M'Clutchy, The Irish Agent - The Works of William Carleton, Volume Two • William Carleton
... to a 40 to 50 per cent. application or undiluted. For obstinate eczema of the hands the following formula is given as very efficacious: R. Lithargyri 10.0; coq.c. aceti, 30.0; ad reman. 20.0; adde olei olivar., adipis, aa 10.0; ichthyol 10.0, M. ft. ung. Until its internal effects are better known, caution is advised as to its very widespread application, although Herr Schroter has taken a gramme with only some apparent ...
— Scientific American Supplement, No. 384, May 12, 1883 • Various
... AA. The bottom of the valley, believed to be 100 feet above the sea: it is continuously united with the lowest ...
— South American Geology - also: - Title: Geological Observations On South America • Charles Darwin


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