- total dissolved solids
- , TDS1. The total concentration of dissolved constituents in solution, usually expressed in milligrams per liter .2. The total concentration of dissolved material in water [as] ordinarily determined from the weight of the dry residue remaining after evaporation of the volatile portion of an aliquot of the water sample .
A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. Courtesy of the author & The Karst Waters Institute. 2002.
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Total dissolved solids — (often abbreviated TDS) is an expression for the combined content of all inorganic and organic substances contained in a liquid which are present in a molecular, ionized or micro granular (colloidal sol) suspended form. Generally the operational… … Wikipedia
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TDS — total dissolved solids … Energy terms
TDS — total dissolved solids, a measure of water quality (the total residue remaining after evaporation of a water sample filtered to remove suspended matter larger than 1.0 mm; inorganic salts (principally calcium, magnesium, potassium, sodium,… … Dictionary of ichthyology
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mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… … Universalium