| extractive | 1. Capable of being extracted. "Thirty grains of extractive matter." 2. Tending or serving to extract or draw out. "Certain branches of industry are conveniently designated extractive: e.g, agriculture, pastoral and mining pursuits, cutting of lumber, etc." (Cairnes) Origin: Cf. F. Extractif. 1. Anything extracted; an extract. "Extractives, of which the most constant are urea, kreatin, and grape sugar." (H. N. Martin) 2. <chemistry> A chemical principle once supposed to exist in all extracts. Any one of a large class of substances obtained by extraction, and consisting largely of nitrogenous hydrocarbons, such as xanthin, hypoxanthin, and creatine extractives from muscle tissue. Source: Websters Dictionary (01 Mar 1998) |
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| extractives | Substances present in vegetable or animal tissue that can be separated by successive treatment with solvents and recovered by evaporation of the solution. (05 Mar 2000) |
| extractive |
Parcels that are primarily used for surface mining and extraction of materials such as gravel, stone, minerals, ore, soil, or peat.
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