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main-topmast

[ meyn-top-mast, -mahst; Nautical meyn-top-muhst ]
/ ˌmeɪnˈtɒpˌmæst, -ˌmɑst; Nautical ˌmeɪnˈtɒp məst /
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noun Nautical.
the mast next above the main lower mast.
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Origin of main-topmast

First recorded in 1485–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use main-topmast in a sentence

British Dictionary definitions for main-topmast

main-topmast

noun
nautical the mast immediately above the mainmast
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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