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Definition of
mainsail noun
from the Oxford Advanced American Dictionary
mainsail
noun
noun
NAmE
/
/
ˈmeɪnseɪl
/
/
,
NAmE
/
/
ˈmeɪnsl
/
/
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the largest and most important sail on a boat or ship
See
mainsail
in the Oxford Advanced Learner's Dictionary
Check pronunciation:
mainsail
Nearby words
mainly
adverb
main man
noun
mainsail
noun
mainspring
noun
mainstay
noun