1. impossible to specify, identify, or describe precisely

Examples

• The patient complained of an unspecifiable pain in her chest.
• There was an unspecifiable quality about the old house that made visitors uncomfortable.
• The artist’s work evoked unspecifiable emotions in the viewers.
• He felt an unspecifiable sense of unease about the decision.
• The problem with the software was unspecifiable and difficult to debug.
• She had an unspecifiable feeling that something was wrong.