royalmast


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roy·al·mast

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

royalmast

(ˈrɔɪəlˌmɑːst)
n
(Nautical Terms) the highest part of a mast
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014