Acid

Acid, noun: Acids make up approximately 5% of green coffee. Chlorogenic acids make up the lion’s share. As polyphenols,…


Aeropress

AeroPress, noun: Method of preparing filter coffee in a cup. Here, a small paper filter is rinsed out with water and…


Alkaloid

Alkaloid, noun: An ingredient in coffee: Compound containing nitrogen that is found in many plants. This includes caffeine…


AP

AP: Abbreviation for “American Preparation.” Describes the quality of coffee: Up to 23 defects per 300 grams of green…


Arabica

Arabica, noun: Coffee variant. The most important coffee variant (followed by Robusta) with approximately 55% of the world’s…