terneplate
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terne·plate
(tûrn′plāt′)n.
Sheet iron or steel plated with an alloy of three or four parts of lead to one part of tin, used as a roofing material.
[Probably French terne, dull (from Old French; see tarnish) + plate.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
terne•plate
(ˈtɜrnˌpleɪt)n.
steel plate coated with terne metal.
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