1. plural of excitability; the quality or state of being easily excited or aroused; responsiveness to stimulation
Usage: typically used in scientific, medical, or psychological contexts
2. in physiology and neuroscience, the capacity of nerve or muscle tissue to respond to stimuli
Usage: technical/scientific

Examples

• The excitabilities of different neurotransmitter systems vary widely across individuals.
• Researchers measured the excitabilities of muscle fibers under various electrical stimuli.
• Children often display higher excitabilities than adults in response to novel situations.
• The drug affected the excitabilities of neurons in the brain's reward center.
• Genetic factors influence the excitabilities of sensory receptors.
• The study compared excitabilities across different age groups and populations.