| Noun | 1. | unpalatableness - the property of being unacceptable to the mouthtaste property - a property appreciated via the sense of taste disgustingness, distastefulness, nauseatingness, sickeningness, unsavoriness - extreme unpalatability to the mouth unappetisingness, unappetizingness - the property of spoiling the appetite |
| 2. | unpalatableness - the property of being unacceptable to the mind; "the policy's unpalatability caused an uproar" disagreeableness - the quality of being disagreeable and unpleasant disgustingness, unsavoriness - the property of being extremely unacceptable to the mind |