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1. The cardinal number that is the product of 10 and 100
   - one thousand, 1000, M, K, chiliad, G, grand, thou, yard

1. Denoting a quantity consisting of 1,000 items or units
   - one thousand, 1000, m, k

1. By three orders of magnitude
   "this poison is a thousand-fold more toxic";
   - thousand times

See also: cardinal

Type of: large integer

Encyclopedia: Thousand