1. abstract concepts or theoretical ideas; things that exist only as notions
Usage: rare; philosophical

Examples

• The philosopher distinguished between concrete realities and mere notionalities.
• These notionalities have no bearing on practical decision-making.
• The debate centered on notionalities rather than observable facts.
• Students struggled to grasp the complex notionalities presented in the lecture.
• The theory was criticized for being based on notionalities instead of empirical evidence.