Unsubstitutable

Not Acceptable For Game Play

This word is not acceptable for play in the US & UK dictionaries that are being used in the following games:

Wiktionary, Creative Commons Attribution/Share-Alike License
  • adj. Not substitutable.
  • Word Usage
    "Lumping together (to cite just a few of scores of possible examples) highly substitutable but relatively limited resources of liquid crude oil with unsubstitutable but immense deposits of sedimentary phosphate rocks, or short-lived atmospheric gases with long-lived radio - active wastes, struck me as extraordinarily meaningless."