Coffee Glossary : G

Are you not familiar with a term used in one of our articles or reviews? Our Coffee Glossary defines hundreds of common and not-so-common words in the coffee lexicon. Click any letter below to view a list of coffee terms and definitions beginning with that letter.

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  • Gayo Mountain.  Market name for coffee exported by a large processing center and mill in Aceh Province, northern Sumatra. Wet-processed Gayo Mountain tends to be a clean but often underpowered version of the Sumatra profile. Traditionally processed Gayo Mountain (misleadingly labeled “Dry Process”) resembles similar coffees from the Mandheling region of Sumatra: at best displaying an expansive, quirky flavor and a low-toned, vibrant acidity.

    Ghimbi, Gimbi.  A wet-processed coffee from western Ethiopia.

    Good Hard Bean.  A grade of Costa Rica coffee grown at altitudes of 3,300 to 3,900 feet.

    Green Coffee.  Unroasted coffee.

    Group, Delivery Group, Brew Head.  The fixture protruding from the front of most espresso machines into which the portafilter and filter clamp.

    Guatamala.  Guatemala is a complex coffee origin. Strictly Hard Bean grade coffees from the central highlands (Antigua, Atitlan,) tend to exhibit a rich, spicy or floral acidity and excellent body. Coffees from mountainous areas exposed to either Pacific (San Marcos) or Caribbean (Cobán, Huehuetenango) weather tend to display a bit less acidity and more fruit.

    Adapted from Coffee: A Guide to Buying, Brewing & Enjoying; Espresso: Ultimate Coffee; and Home Coffee Roasting: Romance & Revival. St. Martin's Press.

    Copyright © 1996, 2001 by Kenneth Davids. All Rights Reserved.