1. the quality or state of being unusual; the characteristic of being uncommon, strange, or different from what is normal or expected

Examples

• The unusualness of the weather pattern caught meteorologists by surprise.
• She was struck by the unusualness of finding such an old book in perfect condition.
• The unusualness of his approach to solving problems made him stand out among his peers.
• The museum’s collection was notable for the unusualness of its artifacts.
• Despite the unusualness of the situation, everyone remained calm.
• The unusualness of the bird’s coloring suggested it might be a rare species.