From WordNet (r) 3.0 (2006) [wn]:
Charles Martin Hall
n 1: United States chemist who developed an economical method of
producing aluminum from bauxite (1863-1914) [syn: Hall,
Charles Martin Hall]
From WordNet (r) 3.0 (2006) [wn]:
Charles Martin Hall
n 1: United States chemist who developed an economical method of
producing aluminum from bauxite (1863-1914) [syn: Hall,
Charles Martin Hall]