Meaning of sargasso in English:

sargasso

Pronunciation /sɑːˈɡasəʊ/

noun

(also sargasso weed)
another term for sargassum
  • ‘Fishing produced little to eat; the only life seemed to be sea turtles, an occasional whale, and the Sargasso weed itself.’

Origin

Late 16th century from Portuguese sargaço, of unknown origin.