AA

noun

/ˈɑː.ɑː/UK/ˈɑ.ɑ/US

Etymology

The river names are ostensibly from Proto-West Germanic *ahu (“river”).

borrowed from ʻaʻā

Definitions

A member of Alcoholics Anonymous.
2
An AA battery (energy-storage device).
- Whether your camera takes AAs or a unique, proprietary battery, you should always have a spare. […] You will not be able to walk into a local supermarket and buy a new one as you can with AAs.
- It’s also tough to keep on top of charging all the batteries needed. The remote takes standard AAs, but the drone has a huge lithium battery that charges with a special wall unit.
Initialism of affirmative action.
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1. Initialism of air armament.
2. Initialism of air attaché.
3. Initialism of aircraft apprentice.
4. Initialism of aircraft artificer.
5. Initialism of absolute altitude.
6. 9
  Initialism of anti-aircraft.
  - They're setting up an AA battery. That thing'll tear the Dawn apart... We'll wait for you to take the shot.
7. Initialism of avenue of approach.
8. Initialism of assembly area.
9. Initialism of airman apprentice.
10. Initialism of absolute alcohol.
11. Initialism of achievement age.
12. Initialism of acting appointment.
13. Initialism of adoption agency.
14. Initialism of armament artificer.
15. Initialism of athletic association.
16. Initialism of author's alteration.
17. Initialism of aviation annex.
18. Initialism of angular aperture.
19. Initialism of amino acid.
20. Initialism of aminoacyl.
21. Initialism of acetic acid.
22. Initialism of acrylic acid.
23. Initialism of amyloid A.
24. 27
  Initialism of arachidonic acid.
  - Arachidonic acid (AA) is present at unusually high levels in the phospholipids of inflammatory cells. […] IgG-mediated phagocytosis results in the preferential release of AA over other fatty acids²³ via activation of cPLA₂ and iPLA₂.
25. Initialism of ascorbic acid.
26. Initialism of asymmetric aminohydroxylation.
27. Initialism of acetaldehyde adduct.
28. Initialism of adrenal androgen.
29. Initialism of antiandrogen.
30. Initialism of antioxidant activity.
31. Initialism of atomic absorption.
32. Initialism of activated alumina.
33. Initialism of anti-antibody.
34. Initialism of ascending aorta.
35. Initialism of abdominal aorta.
36. Initialism of aortic arch.
37. Initialism of acute appendicitis.
38. Initialism of allergic asthma.
39. 42
  Initialism of alopecia areata.
  - The existence of many autoimmune concurrent diseases supports that AA is an autoimmune disease. […] The incidence of type I diabetes in AA is intriguing; it is decreased in AA patients and increased in their relatives.
40. Initialism of anaplastic astrocytoma.
41. Initialism of anastomotic aneurysm.
42. Initialism of aortic aneurysm.
43. Initialism of aplastic anemia.
44. Initialism of arterial aneurysm.
45. Initialism of arytenoid adduction.
46. Initialism of anesthesiologist assistant.
47. Initialism of anesthesia assistant.
48. Initialism of antialiasing.
49. 52
  Initialism of African-American.
  - For example, among AAs “spell” refers to a trance state in which individuals can communicate with deceased relatives and which is associated with brief periods of personality change (American Psychiatric Association 1994).
50. Initialism of Asian-African.
51. Initialism of Asian American.
52. Initialism of administrative assistant.
53. 56
  Initialism of associate administrator.
  - I've worked at NASA as a graduate student working as a summer intern, and as an AA. Those are two of the most valuable experiences in my life.
54. Initialism of assistant adjutant.
55. Initialism of academic adviser.
56. 59
  Initialism of Associate in Arts or Associate of Arts.
  - “I’m still figuring out my plans, but going back for another year is in my plans. I would be going back and getting my AA [degree], while playing another year of softball,” Enright said.
  - He returned to community college and earned an A.A. while working as an E.M.T. and plans to become a paramedic or a nurse. He attributes much of this to his faith.
57. Initialism of appropriate authority.
58. Initialism of appropriate adult.
59. 62
  Initialism of account aggregator.
  - The RBI had in 2016 approved a new class of NBFCs to act as account aggregators (AA). These AAs will play the role of providing services based on the explicit consent of individual clients.
60. 63
  Initialism of appointed actuary.
  - Appointed Actuaries (AAs) are entrusted with the responsibility of maintaining solvency position of the Company. […] However, the existing arrangements of AAs and Mentors not complying with these guidelines may continue till June 30.
61. Initialism of approximate absolute.
62. Initialism of arithmetic average.
63. Initialism of Association Agreement
  Initialism of Association Agreement: a treaty between the European Union, its member states and a non-EU country that creates a framework for cooperation between them.
64. Initialism of against actual.
65. Initialism of approach anxiety.
66. Initialism of agent assistant
  Initialism of agent assistant; an assistant of a real estate agent.
67. Initialism of annual allowance.
68. Abbreviation of all-around.
69. Initialism of average audience.
70. Initialism of Alcoholics Anonymous
  Initialism of Alcoholics Anonymous: a self-supporting organization of alcoholic people.
71. Initialism of Academy Awards
  Initialism of Academy Awards: a recognition of excellence in cinematic achievements, given annually by the Academy of Motion Picture Arts and Sciences.
72. Initialism of Addicts Anonymous.
73. Initialism of Al Ain.
74. Initialism of American Airlines
  Initialism of American Airlines: a major American airline headquartered in Fort Worth, Texas.
75. Initialism of Aerolíneas Argentinas.
76. Initialism of Ansett Australia or Ansett Airways.
77. Initialism of Air Almanac, a publication.
78. Initialism of American Anthropologist
  Initialism of American Anthropologist: the flagship journal of the American Anthropological Association, founded in 1888.
79. Initialism of Acta Astronautica
  Initialism of Acta Astronautica: a scientific journal founded in 1955, covering fields related to the peaceful scientific exploration of space.
80. Initialism of Aluminum America, a corporation.
81. Initialism of The Aluminum Association
  Initialism of The Aluminum Association: a trade association for the aluminum production, fabrication and recycling industries.
82. Double-A
  Double-A: the second-highest level of play in Minor League Baseball after Triple-A (AAA).
83. Initialism of American Association
  Initialism of American Association: an American minor league baseball league from 1902 to 1962 and 1969 to 1997.
84. Initialism of The Automobile Association
  Initialism of The Automobile Association: a British motoring association founded in 1905.
85. Initialism of Alzheimer's Association
  Initialism of Alzheimer's Association: an American volunteer health organization focusing on care, support and research for Alzheimer's disease.
86. Initialism of Amalgamated Association of Iron and Steel Workers.
87. Initialism of Ann Arbor Railroad.
88. Initialism of Arlington Annex.
89. USPS military code of Armed Forces – Americas.
90. Initialism of Army Act.
91. Initialism of aviatsionnaya Armiya.
92. Initialism of Antiproton Accumulator
  Initialism of Antiproton Accumulator: an infrastructure connected to the Proton–Antiproton Collider at CERN.
93. Alternative form of A∴A∴.
94. 97
  Initialism of Anna's Archive.
  - This specific paper isn't available on AA, but to whom it may intrigue I think this works: […]
95. 98
  Abbreviation of Alcoa.
  - Similarly, Alcoa (AA)CEO Klaus Kleinfeld has also dropped plans to attend, but the company will participate, said spokeswoman Monica Orbe.
96. Initialism of anti-aircraft or anti-air.
97. Initialism of air-to-air.
98. 101
  Initialism of atlantoaxial.
  - AA joint; AA instability
99. 102
  Initialism of arterioarterial.
  - AA anastomosis
100. Initialism of Afro-Asiatic.
101. Initialism of Austroasiatic.
102. 105
  Initialism of antialias.
  - On the other hand, edge AA in EF2000 didn't make much difference because only the objects were AAed and they made up only a very small percentage of the screen area.
  - Vector images can be considered to have extremely high resolution, so it is possible to AA them.
103. 106
  A form of lava flow associated with Hawaiian-type volcanoes, consisting of basaltic rock,…
  A form of lava flow associated with Hawaiian-type volcanoes, consisting of basaltic rock, usually dark-colored with a jagged and loose, clinkery surface. Compare pahoehoe.
  - We...saw ‘pahoihoi’ or solid lava forming, and also ‘aa’ or clinkers.
  - Cooling and solidification frequently takes a different course [...] in lava flows, producing the clinker-like ‘aa’ lava.
  - Both pahoehoe and aa lava flows are common on the upper slopes of Mauna Loa with a preponderance of aa flows found at the lower elevations.
104. Initialism of acting age.
105. Initialism of alveolar-arterial.
106. Initialism of aminoacetone.
107. Initialism of armature accelerator.
108. Initialism of arctic-alpine.
109. Initialism of always afloat.
110. Abbreviation of adjectives.
111. Abbreviation of arteries.
112. Abbreviation of ana (“of each, equal parts”).
113. I.
114. Several waterways in Europe.
115. A village in Ida-Viru County, northern Estonia, on the Gulf of Finland.
116. A surname from Norwegian.

The neighborhood

Vish — recursive loop

No curated loop yet for AA. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA