royalmast

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roy·al·mast

also roy·al mast R0328800 (roi′əl-măst′)n. Nautical The small section of mast immediately above the topgallant mast on a square-rigged sailing vessel.

royalmast

(ˈrɔɪəlˌmɑːst) n (Nautical Terms) the highest part of a mast