- the mast next above a lower mast on a sailing vessel
WordReference Random House Learner's Dictionary of American English © 2026
top•mast /ˈtɑpˌmæst/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2026- Nautical, Naval Termsthe mast next above a lower mast, used to support the yards or rigging of a topsail or topsails.
top•mast
(top′mast′, -mäst′; Naut. top′məst),USA pronunciation n. [Naut.]
- 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.
- top1 + mast1 1475–85
Collins Concise English Dictionary © HarperCollins Publishers::
topmast /ˈtɒpˌmɑːst; ˈtɒpməst/ n
'topmast' also found in these entries (note: many are not synonyms or translations):
crosstree
- fid
- fore-topgallant
- fore-topmast
- fore-topsail
- main-topmast
- top
- topgallant
- topsail
- cheek
- fore
- futtock shroud
- inner jib
- jib
- jury-rig
- long topgallant mast
- lower mast
- main
- main-topgallantmast
- mast
- mizzen
- reef
- topgallant mast
- triatic stay
- sway