Technology / Home Audio / Ground: A term that describes anything having an electrical potential of zero relative to other points in a circuit. Most modern vehicles are designed around a negative ground system, with the metal frame being the vehicle's ground.
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Ground Adjective Synonyms: earth, soil, turf, sod, dirt, loam, clay, land, terrain
Ground Noun Synonyms: base, establish, organize, found, settle, set
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Science / Weather / Ground Fog: Fog created when radiational cooling at the earth's surface lowers the temperature of the air near the ground to or below its initial dew point. Primarily takes place at night or early morning. MORE
Lifestyle / Painting / Gold Ground: Many of the painters of the 15th and 16th centuries used grounds either covered or partially covered with gold-leaf. The underlying ground would be gesso. On top of this would be brushed a thin coatin MORE
Lifestyle / Painting / Middle Ground: The area of a painting between the foreground and the background. In a landscape this usually where your focal point would be. See Background, Foreground. MORE
Science / Chemistry / Ground State: The lowest energy state for an atom or molecule. When an atom is in its ground state, its electrons fill the lowest energy orbitals completely before they begin to occupy higher energy orbitals, and t MORE
Technology / Aviation / Ground Effect: Increased lift generated by the interaction between a lift system and the ground when an aircraft is within a wingspan distance above the ground. It affects a low-winged aircraft more than a mid- or h MORE
Technology / Aviation / Above Ground Level (AGL): Altitude expressed as feet above the ground or terrain. It is usually set to indicate the airport field elevation during the pre-takeoff checklist. MORE