Medicinal

Medicinal
A detrimental coffee taste sensation characterized by a penetrating sour sensation on the posterior sides of the tongue. Caused by alkaloids increasing the sourness of the acids without any taste modulation of sweetness.

Macchiato
Either a serving of espresso "stained" or marked with a small quantity of hot frothed milk (espresso macchiato), or a moderately tall (about eight ounces) glass of hot frothed milk "stained" with espresso (latte macchiato). In North America, the term macchiato is more likely to describe the former (espresso stained with milk) than the latter (milk stained with espresso).

Macchinetta
, Flip-Drip, Neapolitan Macchinetta. A style of drip method brewer in which the ground coffee is secured in a two-sided strainer at the waist of the pot between two closed compartments. The brewing water is heated in one compartment, then the pot is flipped over, and the hot water drips through the coffee into the opposite compartment.

Machine Drying
Coffee must be dried, either directly after picking (in the dry method) or after fruit removal (in the wet method). Sun drying is often replaced or supplemented by drying with machines, either in large, rotating drums or in cascading silos. Machine drying can be superior or inferior to sun drying in terms of promoting cup quality, depending on weather conditions, drying temperature, and other factors.

Malawi
Most Malawi (a small country west of Mozambique, Africa) coffee to reach the United States is grown on larger estates and distinguished by a rather soft, round profile.

MAM
Acronym for Medellín, Armenia, and Manizales, three of the most famous and best coffees of Colombia. To simplify large-scale coffee contracts, coffees from these three regions are sold together as MAMs.

Mandheling
The most famous coffee of Sumatra, Indonesia. From the Lake Toba area toward the northern end of the island.

Maracaibo
A class of coffees from Venezuela, including many of the most characteristic and distinguished coffees of that country.

Maragogipe (MAH-rah-goh-SHZEE-peh), Elephant Bean
A variety of Coffea arabica distinguished by extremely large, porous beans. It first appeared in Maragogipe, Brazil, and has since been planted elsewhere in Latin America, particularly in Mexico and Central America. It is currently falling out of favor owing to thinnish cup character and low-bearing trees.

Matagalpa
Market name for a respected coffee of Nicaragua.

Mature Coffee
Coffee held in warehouses for two to three years. Mature coffee has been held longer than old crop coffee, but not as long as aged or vintage coffee.

Mbeya, Pare
Market names for coffee from the south of Tanzania.

Medium roast
A medium degree of roast that is mostly used in American coffee.

Medium Roast, Medium-High Roast
Also known as American Roast. Coffee roasted to traditional American taste: medium brown.

Mellow
A coffee that finishes mildly and delicately.

Merida
Market name for one of the most respected and most characteristic Venezuela coffees, delicate and sweet in the cup.

Mexico
The best Mexico coffees (Oaxaca Pluma, Coatepec, Chiapas) are distinguished by a light body and a delicate, pleasant acidity. Highland Chiapas coffees can be bigger and more richly acidy.

Microwave Brewers
Brewing apparatus designed to take advantage of the unique properties of the microwave oven. Over the years microwave brewers have incorporated a variety of technical means, ranging from open-pot through various approaches to filter-drip. At this writing, none have made an impression on the market.

Middle Eastern Coffee, Turkish Coffee
Coffee ground to a powder, sweetened (usually), brought to a boil, and served grounds and all.

Mild
A trade term for high-quality arabica coffees. Often contrasted with hard, or inferior, coffees.

Milling
Mechanical removal of the dry parchment skin from wet-processed coffee beans, or the entire dried fruit husk from dry-processed beans.

Monsooned Coffee, Monsooned Malabar
Dry-processed single-origin coffee from south India deliberately exposed to monsoon winds in open warehouses, with the aim of increasing body and reducing acidity.

Moshi
Market name for coffee from the slopes of Mt. Kilimanjaro in Tanzania.

Mouldy
Coffee may acquire a mouldy taste if kept in poor conditions. Moldiness also depends on conditions during the pulping and cleaning of green beans.

Muddy
Characterizes a large quantity of particles in suspension in the beverage.

Musty
Coffee that has been aged properly may take on this cellared aroma.

Mysore, India Mysore
Mysore is a market name for certain high-quality wet-processed India coffees grown in the south of the country. The best is low-key, with moderate body and acidity and occasional intriguing nuance; at worst it is bland.