topmast
[
top
-mast, -mahst;
Nautical
top
-m
uh
st]
/ˈtɒpˌmæst, -ˌmɑst;
Nautical
ˈtɒp məst/
noun
,
Nautical
1.
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.
Origin
1475-85;
top
1
+
mast
1
Examples from the web for
topmast
The trestletree attached the mainmast to the
topmast
of schooners.
British Dictionary definitions for
topmast
topmast
/
ˈtɒpˌmɑːst;
nautical
ˈtɒpməst
/
noun
1.
the mast next above a lower mast on a sailing vessel