1. the quality of being easily affected by or responsive to external influences or stimuli
2. the quality of being easily hurt emotionally or offended
3. the ability to perceive or detect slight changes or differences

Examples

• Her sensitiveness to light made her wear sunglasses indoors.
• The child’s sensitiveness to criticism required gentle feedback.
• The instrument’s sensitiveness allowed it to detect minute changes in temperature.
• His sensitiveness about his appearance made him avoid mirrors.
• The artist’s sensitiveness to color helped her create beautiful paintings.
• The sensitiveness of the microphone picked up every whisper.
• She appreciated his sensitiveness to her feelings during the difficult time.