Short for Sargasso Sea.
(figurative) Also sargasso: a confused, tangled mass or situation.
A brown alga, of the genus Sargassum, that forms large, floating masses.
(figurative) Also Sargasso: a confused, tangled mass or situation.
(biology, oceanography) A part of an ocean or sea characterized by floating masses of sargassos, like the Sargasso Sea.