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topmast

[ top-mast, -mahst; Nautical top-muhst ]
/ ˈtɒpˌmæst, -ˌmɑst; Nautical ˈtɒp məst /
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noun Nautical.
the mast next above a lower mast, usually formed as a separate spar from the lower mast and used to support the yards or rigging of a topsail or topsails.
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Origin of topmast

First recorded in 1475–85; top1 + mast1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use topmast in a sentence

British Dictionary definitions for topmast

topmast
/ (ˈtɒpˌmɑːst, nautical ˈtɒpməst) /

noun
the mast next above a lower mast on a sailing vessel
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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