topmast

noun top·mast \ ˈtäp-ˌmast , -məst \

Definition of topmast

: the mast that is next above the lower mast and is topmost in a fore-and-aft rig

First Known Use of topmast

15th century

in the meaning defined above

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TOPMAST Defined for Kids

topmast

noun top·mast \ ˈtäp-ˌmast , -məst \

Definition of topmast for Students

: the second mast above a ship's deck

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