1. the quality of being memorable or worth remembering

Examples

• The memorableness of her speech made it quotable for years.
• The film’s memorableness comes from its unique visual style.
• Critics praised the memorableness of the novel’s opening chapter.
• The memorableness of the event was enhanced by the perfect weather.
• His jokes lacked memorableness and were quickly forgotten.
• The memorableness of the melody made it an instant hit.