topsail
noun/ˈtɒpseɪl/, /ˈtɒpsl/
/ˈtɑːpseɪl/, /ˈtɑːpsl/
[usually singular]- the sail attached to the upper part of the mast of a shipTopics Transport by waterc2
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topsail
Definition of topsail noun from the Oxford Advanced Learner's Dictionary