sludge

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. the precipitate produced by sewage treatment (Freq. 4)
• Hypernyms:
precipitate
2. any thick, viscous matter
• Syn:
slime, goo, goop, gook, guck,
gunk, muck, ooze
• Derivationally related forms:
mucky (for: muck), muck (for: muck), gooey (for: goo), slimy (for: slime), slime (for: slime)
• Hypernyms:
matter
• Hyponyms:
sapropel

• Từ đồng nghĩa / Synonyms:
  slime, goo, goop, gook, guck, gunk, muck, ooze