alu·​mi·​no·​type | \ -ˌtīp\
plural -s

Definition of aluminotype

: a relief-surface printing plate made by forcing molten aluminum alloy into a plaster-of-paris mold made from the surface to be duplicated

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First Known Use of aluminotype

1913, in the meaning defined above

History and Etymology for aluminotype

alumin- + type

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The first known use of aluminotype was in 1913

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