Coffee Dictionary – Glossary of Coffee Terms

You are unsure what one of the terms discussed on our blog means? This is a glossary with most common coffee brewing related terms. Explanations of some geeky terms used in the industry, as well as popular terminology, as used by us simple coffee lovers.

This coffee dictionary defines around three hundreds words in the coffee lexicon, and it’s growing up. If you want a coffee term to be defined, give us a shout on our contact page, and we will create it for you.

  • Coffee Terms A-c

  • Coffee Terms D-R

  • Coffee Terms S-Z

Coffee Dictionary A-C

AeroPress Brewer What Is an AeroPress The AeroPress is a manual device for brewing coffee. The AeroPress method consists of steeping coffee for 30-60 seconds and then forced through a filter by pushing a plunger through a plastic tube. AeroPress was invented in 2005 by Aerobie president Alan Adler. Coffee brewing process is similar to a French

Caffè Americano, or Americano (English: American coffee) is a style of coffee prepared by adding hot water to espresso, giving it a similar strength to, but different flavor from regular drip coffee. The strength of an Americano varies with the number of shots of espresso and the amount of water added. The name is also

Arabic coffee is a general name that refers to the two main ways coffee is prepared in many Arab countries: Turkish-style, and Saudi Coffee. The Turkish coffee brewing method is common in the Levant, but brewed without the addition of sugar. Cardamom is often added, or it is served plain قهوة سادة qahwah sādah (lit.

Photo Credit: FCRebelo, Wikimedia Commons Coffea arabica is a species of Coffea indigenous to the forests of the southwestern highlands of Ethiopia. Coffea Arabica is also known as the coffee shrub of Arabia, or Arabica coffee. Arabica coffee is believed to be the first cultivated species of coffee. It accounts for 75–80% of the world’s coffee production,

A boiler is a closed vessel in which water or other fluid is heated. The heated or vaporized fluid exits the boiler for use in various processes or heating applications, including boiler-based power generation, cooking, and sanitation. With regard to coffee, a boiler will normally be discussed in relation to an espresso machine. All espresso

Side view of a Slayer V3 boiler for a multi-group machine. The brew group is the entire assembly that circulates the water to the coffee puck during the extraction. The brewing group includes only the components after the boiler. A brew group contains as a minimum the group head, and the portafilter, but sometimes has more

What Is Caffè crema? Caffè crema sometimes misspelled cafe crema, refers to two different espresso drinks. Caffè crema is an old name for espresso, and it was used in the 1940s and the 50s. The other drink named caffè crema is a long espresso drink originating in Europe. Caffè crema is primarily served in Switzerland, Austria

Caffeine is a bitter, white crystalline xanthine alkaloid that acts as a stimulant drug. Caffeine is found in varying quantities in the seeds, leaves, and fruit of some plants, where it acts as a natural pesticide that paralyzes and kills certain insects feeding on the plants, as well as enhancing the reward memory of pollinators.

A cappuccino, is an Italian coffee drink traditionally prepared with espresso, hot milk, and steamed-milk foam. Istituto Nazionale Espresso Italiano defines cappuccino as a beverage prepared with 25 ml espresso, and 100 ml steam-foamed milk. In coffee shops in North America, cappuccino is prepared with a doppio espresso and frothed milk up to 6 fl

The Chemex Coffeemaker is a manual coffeemaker. It was introduced, and continues to be manufactured, by the Chemex Corporation in Pittsfield, Massachusetts. Peter Schlumbohm invented it in 1941. The Chemex is an hour glass shaped pour over coffee maker made from glass. The Chemex classic has a heatproof wooden hand hold in the middle of

Coffea is a genus of flowering plants whose seeds, called coffee beans, are used to make coffee. It is a member of the Rubiaceae family. They are shrubs or small trees native to tropical and southern Africa and tropical Asia. Coffee ranks as one of the world’s most valuable and widely traded commodity crops and

Photo by Christy via Flickr. Coffee is a brewed drink prepared from roasted coffee beans. The coffee beans are in fact the seeds of the Coffea plant berries and they are also referred to as coffee. Green (unroasted) coffee is one of the most traded agricultural commodities in the world. The most used species are Coffea arabica,

A coffee bean is the seed of the coffee plant. The roasted and ground seeds of the Coffea plants are used to brew coffee. The coffee cherry contains two pits with a flat side and a round side. The fruits are harvested and the cherry flesh is removed and the pits then are dried and

A coffee brewing method is a distinctive coffee preparation method, with specific brewing parameters, and using specific coffee making equipment. Some of the brewing parameters that can be altered to suit a coffee brewing method are: Water temperature during brewing Pressure Coffee grind size Extraction time   The brewing methods are also determined by the

Water temperature during coffee brewing determines the extraction yield, the total dissolved solids, and chemical profile of the coffee. All these parameters will affect the aroma and flavor of the final cup. Read more

Coffee culture describes a social atmosphere or series of associated social behaviors that depends heavily upon coffee, particularly as a social lubricant. The term also refers to the diffusion and adoption of coffee as a widely consumed stimulant by a culture. In the late 20th century, particularly in the Western world and urbanized centers around

Extraction in the context of coffee brewing, is the process of dissolving soluble solids and emulsifying aromatic oils in water. Coffee extraction is a precise process, and there are a few parameters that will determine the taste, aroma, and strength of the brewed coffee. Correctly brewing coffee requires using the correct amount of coffee grounds,

A coffee filter is a utensil used during coffee brewing, for filtering coffee grounds from the brewed liquid. It is usually made of disposable paper with filaments approximately 20 micrometres wide. The fine paper screen only allows to pass through particles less than approximately 15 micrometres. This enables it to trap the coffee grounds that are

What Is Coffee Grind Size? Grind size is an important factor in coffee preparation, and it refers to the how fine or coarse the coffee bean is ground in order to prepare the coffee beverage. What Is the Coffee Grind Size for the Major Brewing Methods? In general, each coffee brewing method has its own grind

A coffee grinder is a device for crushing coffee beans into fine grains or a powder. There are several types of coffee grinders, the most popular ones are burr grinders and blade grinders. In theory, any kitchen device designed to break solid foods into smaller pieces can be used for coffee grinding. In practice, grind

Coffee grinding is a critical step in the process of brewing coffee. Without grinding, the extraction of soluble solids, caffeine, and oils would be impossible even at high brewing temperatures. During grinding, the whole coffee beans are turned into small particles, the particle size varies depending a number of objective and subjective factors, among which

A coffee percolator is a type of pot used to brew coffee. The name stems from the word “percolate” which means to cause (a solvent) to pass through a permeable substance especially for extracting a soluble constituent. In the case of coffee-brewing the solvent is water, the permeable substance is the coffee grounds, and the

Coffee brewing refers to the preparation of the coffee beverage. There are many coffee brewing methods, and the extraction method can be different for these methods. Strictly speaking, the coffee brewing operation is when the coffee is extracted from the ground coffee beans into the water. However, the extraction is tightly related to the other

A coffee roasting company, or a coffee roaster for short, is a company that buys green coffee beans and roasts them. A coffee roaster sells various single origin or blends of coffee beans. Read more

Roasting, in general, is a cooking method that uses dry heat, whether an open flame, oven, or other heat source. Roasting can enhance flavor through caramelization and Maillard browning on the surface of the food. Roasting coffee transforms the chemical and physical properties of green coffee beans into roasted coffee products. The roasting process is

Coffee tamping is the action of compacting ground coffee in an espresso portafilter with a tamp, prior to brewing. A tamp can be either handheld or attached to the espresso machine. A handheld tamp normally has a wooden handle and a stainless steel face which is the same size as an espresso portafilter. Professional baristas

Coffeemakers are devices or cooking appliances used to brew coffee. An appliance can also be referred to as a coffee machine. Read more

Cold brew is a coffee preparation technique where coffee is extracted using cold water or at room temperature. Cold brew coffee is not the same as iced coffee, which refers to coffee that is brewed hot and then chilled by pouring over or adding ice. There are various ways to prepare cold brew coffee. The most common brewing

Espresso crema is a brown, foamy layer on top of the brewed coffee. Crema is a mix of gas bubbles, and emulsified fats, which are the signature of a good espresso. The perfect crema is a reddish-brown foam, with tiny bubbles. If the bubbles are too big, the shot was incorrectly extracted. If the colour is too light