1. One that slates
2 [slate; from its color] Wood louse; any of various marine isopods

(1768-1835) British-born US industrialist whose knowledge of industrial technology and business acumen as a mill owner and banker made him a central figure in the New England textile industry. At first working for American firms, he established his own manufacturing company 1798.
Slater was born in England. He trained in machinery manufacture and worked as a mechanical supervisor in a textile mill. Emigrating to the US 1789, he was quickly hired by several American machine manufacturing firms. In 1791 he supervised the construction of a mill, based on the design of the English model, in Providence, Rhode Island.

1. City in Iowa (USA); zip code 50244.
2. City in Missouri (USA); zip code 65349.