IPA: /ˈslʌdʒɪŋ/
KK: /slʌdʒɪŋ/
The process of filling gaps or cracks in structures, especially in engineering, using a wet mixture that can flow easily.
The sludging process helped to repair the damaged embankment after heavy rains.
Sludging originates from the word 'sludge' (from Middle English 'slodg', meaning a thick, viscous substance) combined with the suffix '-ing' (indicating the action or process of). The term 'sludging' refers to the action of moving or becoming thick and viscous, often in a slow or laborious manner.
Think of 'sludge' as a thick substance that moves slowly, and remember that 'sludging' describes the action of moving in that thick, slow manner.