English Reference
noun

sensitivity

n.
US /ˌsɛnsɪˈtɪvɪti/ UK /sˌɛnsɪtˈɪvɪti/ sen·si·tiv·i·ty UK spelling sensitivities

  1. 01 B2 Upper Intermediate

    the ability to understand other people's feelings and be kind to them.

    the capacity for empathy and awareness regarding the feelings or needs of others.

    Simple

    The manager showed great sensitivity when he spoke to the employee about her family problems.

    In context

    The diplomat handled the delicate negotiations with remarkable sensitivity, ensuring that neither party felt disrespected during the transition.

    insensitivityindifference
  2. 02 B2 Upper Intermediate Medicine

    the quality of being easily affected or hurt by things like light, heat, or certain foods.

    the state of being physically responsive to external stimuli, often resulting in discomfort or a specific biological reaction.

    Simple

    She has a strong sensitivity to sunlight and always wears a hat outside.

    In context

    Patients with a known sensitivity to penicillin must be monitored closely for adverse reactions during the initial phase of treatment.

  3. 03 C1 Advanced Technical Science

    how well a piece of equipment or a test can detect small changes or signals.

    the degree to which a measuring instrument or sensor responds to changes in input signals.

    Simple

    The microphone has high sensitivity, so it can pick up even very quiet sounds.

    In context

    The laboratory upgraded its equipment to increase the sensitivity of the detection process, allowing for the identification of trace elements in the water supply.

  4. 04 C1 Advanced TechnicalAcademic Medicine

    the ability of a test to correctly identify people who have a specific condition.

    the probability that a binary classification test will correctly identify a true positive.

    Simple

    The new virus test has 99% sensitivity, meaning it rarely misses a positive case.

    In context

    While the screening tool demonstrated high sensitivity in clinical trials, its low specificity resulted in a significant number of false positives among the general population.

    true positive rate
  5. 05 B1 Intermediate Informal Computing

    how fast your character moves on the screen when you move your mouse or controller.

    the ratio of in-game camera or cursor movement relative to the physical movement of an input device.

    Simple

    I had to lower my mouse sensitivity because the camera was moving too fast.

    In context

    Professional gamers often spend hours fine-tuning their controller sensitivity to find the perfect balance between speed and aiming precision.

The symptoms can include blurred vision, a central blind or dark spot and increased sensitivity to light.

BBC News· 13 Aug 2026

She also urged employers, colleagues and policymakers to be "more mindful" of women's sensitivity to hot weather.

BBC News· 8 Jul 2026

From sensitive + -ity.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level C1 · Advanced
Frequency Frequent
Updated