concrete

/ˈkɑnkrit/
adjective
  1. Existing in a real, physical form; not abstract or imaginary.
    • We need concrete evidence, not just guesses.
    • She had a concrete plan for the project.
    • The teacher gave concrete examples to explain the math problem.
  2. Made of or relating to concrete (the building material).
    • They lived in a concrete house near the coast.
    • The concrete wall was very strong.
    • The garden had a concrete path leading to the gate.
verb
  1. To cover or build with concrete.
    • The crew concreted the foundation of the new school.
    • We need to concrete the driveway before winter.
    • They decided to concrete the backyard for a patio.
noun
  1. A hard building material made by mixing cement, sand, gravel, and water.
    • The workers poured concrete to make the sidewalk.
    • The driveway was paved with fresh concrete.
    • Many modern buildings are made of concrete and steel.