Pronunciation: /bæk.fɪl/
noun material used to refill an excavated area or hole
A1 I need to backfill the hole in the garden with soil.
A2 The workers used gravel to backfill the trench after laying the pipes.
B1 The construction crew will backfill the foundation of the building with concrete.
B2 It is important to backfill the excavation site properly to prevent soil erosion.
C1 The engineers decided to backfill the tunnel with a mixture of sand and cement for added stability.
C2 The backfill material used in the project was carefully selected to ensure long-term structural integrity.
verb to refill an excavated area or hole with material
A1 I need to backfill the hole in the garden with soil.
A2 The construction workers will backfill the trench after laying the pipes.
B1 The archaeologists will backfill the excavation site once they have finished their dig.
B2 The team will backfill the foundation of the building with gravel before pouring the concrete.
C1 It is important to backfill the tunnel properly to prevent collapse.
C2 The engineers had to backfill the mine shaft carefully to ensure stability.
formal The construction crew used backfill to fill in the trench after laying the utility lines.
informal We need to backfill the hole in the backyard before the party tomorrow.
slang Hey, can you help me backfill this project before the deadline?
figurative She tried to backfill her lack of experience with confidence during the interview.
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backfills
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most backfill
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has backfilled
is backfilling
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to backfill
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backfilled