cast in concrete

English

Pronunciation

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Adjective

cast in concrete (not comparable)

1. (postpositive, idiomatic) solidly established, very difficult to alter
   • 2003, F. Stephen Larrabee, The Middle East in the Shadow of Afghanistan and Iraq, Rand Corporation, page 7:

     The roadmap, he asserted, was a "guide," a starting point. It was not cast in concrete and not likely to be the ultimate solution.

Translations

solidly established

• Dutch: in beton gegoten
• French: gravé dans le marbre (fr)