DICT.TW Dictionary Taiwan

 standard gauge
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 Stand·ard, a.
 1. Being, affording, or according with, a standard for comparison and judgment; as, standard time; standard weights and measures; a standard authority as to nautical terms; standard gold or silver.
 2. Hence: Having a recognized and permanent value; as, standard works in history; standard authors.
 3. Hort. (a) Not supported by, or fastened to, a wall; as, standard fruit trees. (b) Not of the dwarf kind; as, a standard pear tree.
 Standard candle, Standard gauge. See under Candle, and Gauge.
 Standard solution. Chem. See Standardized solution, under Solution.
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 standard gauge
      n : railroad track having the standard width of 56.5 inches