sapper

/ˈsæpər/
noun
  1. A soldier who builds, repairs, or destroys roads, bridges, and fortifications, or who lays and clears mines.
    • The sapper carefully defused the landmine to clear a safe path for the troops.
    • During the war, sappers were essential for building bridges across rivers.
    • The army trained new sappers in demolition and construction techniques.
Synonyms
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