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AA
1A.A.
2[ ey-ey ]
abbreviation for
AA
3- a proportional shoe width size, narrower than A and wider than AAA.
- the smallest proportional brassiere cup size.
- a quality rating for a corporate or municipal bond, lower than AAA and higher than A.
- Electricity. a battery size for 1.5-volt dry cells: diameter, 0.6 inch (1.4 centimeters); length, 2 inches (5 centimeters).
- British. a designation for motion pictures certified as unsuitable for children under 14 unless accompanied by an adult. Compare A 3( def 10 ), U 5( def 6 ), X 3( def 9 ).
A.A.
4abbreviation for
- antiaircraft. Also AA
- Associate in Accounting.
aa
5[ ah-ah ]
noun
- basaltic lava having a rough surface.
a̅a̅
6- (in prescriptions) ana 2.
a.a.
7abbreviation for
- author's alteration. Also A.A., AA
AA
1abbreviation for
- Alcoholics Anonymous
- anti-aircraft
- Architectural Association
- (in Britain) Automobile Association
- (in Britain) Advertising Association
symbol for
- (in Britain, formerly) a film that may not be shown publicly to a child under fourteen
aa
2abbreviation for
- ana 1
aa
3/ ˈɑːɑː /
noun
- a volcanic rock consisting of angular blocks of lava with a very rough surface
aa
/ ä′ä /
- A type of lava having a rough, jagged surface. It is relatively slow moving in its molten state, advancing in the form of massive blocks with fissured and angular surfaces that ride on a viscous interior. The blocks range in size between the size of a football and the size of a house.
- See Note at pahoehoe
Word History and Origins
Origin of AA1
Origin of AA2
Word History and Origins
Origin of AA1
Example Sentences
Each word, from aa to za, gets its own two-page spread with a poem and a pic.
A copy of AA Today, an Alcoholics Anonymous publication, rested atop the bureau.
Alcoholics Anonymous (AA) has operated in Tehran for a number of years.
One former alcoholic, Alireza, regularly attends AA meetings.
He was raised by hippies and accompanied his father, a heroin addict, to AA meetings.
All this unseemly rage and row about such aa Dorcas, I never saw you carry on like this before.
Square off both ends and drill two small holes in the outside surface of each end, at AA, about 3/8 in.
Many words written with would now use simple e, and the letter (pronounced like continental o) was written aa.
Some Mittau noises came across the Aa, the rumble of wheels, and a barking of dogs.
Also provision should be made for taking up the "slack" (as by the screws AA, Fig. 42).
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