topgallant adjective & noun. [tɒp'gal(ǝ)nt, tǝ'gal-] E16.
[from TOP noun¹ + GALLANT adjective, as making a gallant show in comparison with the lower tops.]
A. adjective.
1. Nautical. Designating or pertaining to a part of the mast next above the topmast. E16.
topgallant mast, topgallant sail, topgallant yard, etc.
b. Of a wind or the weather: allowing topgallant sails to be used. L17.
c. Of a rail, deck, etc.: extending above the adjoining parts. M19.

2. fig. Grand, fine, excellent. arch. E17.
b. noun.
1. Nautical. A top or platform at the head of a topmast (see TOP noun¹ 10). Only in 16.

2. Nautical. A topgallant mast; a topgallant sail. L16.

3. transf. & fig. The most elevated part of anything; the highest point or pitch. arch. L16.

[TahlilGaran] English Dictionary ▲