initial stability
resistance of a boat to small changes in the difference between the vertical forces applied on its two sides
en-GB/ɪˈnɪʃəl stəˈbɪlɪtɪ/
en-US/ɪˈnɪʃəl stəˈbɪlɪti/
resistance of a boat to small changes in the difference between the vertical forces applied on its two sides