How to say "concrete" in Japanese

• コンクリートJLPT N2approx.Common
  nounThe building material — the gray substance poured for roads, buildings, and foundations. This is the everyday word when 'concrete' is a noun naming the substance itself.
  その工場こうじょうはコンクリートで建造けんぞうされた。↗

  The factory was constructed out of concrete.
• 具体的ぐたいてきCommon
  na-adjectiveCovers 'concrete' as an adjective meaning specific, definite, or detailed rather than abstract or vague, as in a concrete plan or a concrete answer. This is usually the word you want for that figurative sense.
  その警告けいこくはわかりやすいし具体的ぐたいてきだ。↗

  The warnings are clear and concrete.
• 有形ゆうけいCommon
  no-adjectiveMeans material or tangible as opposed to intangible, mainly in formal, legal, or economic contexts such as tangible property or assets. It is only marginally 'concrete' and is seldom the word you want outside those contexts.

Use 「コンクリート」 for the building material, 具体的 for 'concrete' meaning specific or definite as opposed to abstract or vague, and 有形 only for the legal-ish sense of tangible or material things.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• コンクリートconcrete
• 具体的ぐたいてきconcrete
• 有形ゆうけいmaterial
• コンクリconcrete
• ベトンconcrete
• 具象的ぐしょうてきconcrete