AA

1. Alcoholics Anonymous
2. Anti-aircraft
3. Architectural Association
4. Associate of Arts
5. Australian Army
6. Automobile Association
7. Formerly used to designate a cinema film at a showing of which children under 14 were not admitted, superseded by 15

A͞A, a͞a or ā

(in prescriptions, etc) in equal quantities of each

aa /äˈä/

A type of scoriaceous volcanic rock with a rough surface and many jagged fragments

ana /äˈnə or aˈnə/ written a͞a or ā

(in recipes and prescriptions) in equal quantities

• that makes two of us
• thatness
• thatnesses
• that's an idea
• that's as may be
• that's big of him
• that's done it
• that's flat
• that's just the ticket
• that's more like it
• that's that
• that's the idea
• that's the stuff
• that's the ticket
• that's torn it
• that's your sort
• that will be the day
• thaumasite
• thaumasites
• thaumat-
• thaumatin
• thaumatins
• thaumato-
• thaumatogenies
• thaumatogeny