Aa

Power supply/battery type. Also NiCad and NiMH

Meanings of Aa

1. A form of lava flow associated with the volcanoes of Hawaii, composed of basalt rock, usually dark in color with an irregular surface of loose . Compare pahoeho.

2. Age rating of the actor.

3. Alveolar-arterial initialism.

4. The initial letters of the estimated absolute value.

5. First anchor reinforcement.

6. Initialization of the ascending aorta.

7. Acronym for atomic absorption.

8. Change of copyright abbreviations.

9. Average review score.

10. Polar jaws.

11. Always floating symbol.

12. The transparent and colorless organic acid CH3COOH, formed during the oxidation of ethanol, is used as a solvent and has many industrial applications. It is the main acidic component of vinegar.

13. Any organic compound that contains both an amino functional group and a carboxylic acid functional group.

14. Any of twenty naturally occurring -amino acids (with amino and carboxyl groups on the same carbon) and a variety of side chains linked via peptide bonds to form proteins.

15. 1-amino-2-propanone, secondary amino ketone.

16. A long-chain polyunsaturated fatty acid with 20 carbon atoms and four double bonds, found in animal fats, it is essential to the human diet as it is a precursor for the production of prostaglandins.

17. Abbreviation for Anna.