sludge

noun/slʌdʒ/

Frequency rank: #10,323 of 20,003 in the WORDED list (wordfreq data)

Meaning

thick, soft, wet mud or a similar viscous mixture of liquid and solid matter.

Illustration for the English word “sludge”

Example sentence

Workers had to remove thick sludge from the bottom of the old water tank.

Synonyms & related words

More words in ranks 10,301–10,400