Topgallant sail
Stavros S Niarchos
. The topgallant sail is the second from top sail.
On a square rigged sailing vessel, a topgallant sail (topgallant alone pronounced "t'gallant", topgallant sail pronounced "t'garns'l",[1] is the square-rigged sail or sails immediately above the topsail or topsails. It is also known as a gallant or garrant sail.
Later
topgallant mast. If there is a lower topgallant it is set from midway down the topgallant mast. A staysail set on a stay running forward and downwards from the top or midpoint of the topgallant mast is called a topgallant staysail.[2]