In uncountable|lang=en terms the difference between dispersibility and dispersity
is that dispersibility is (uncountable) the condition of being dispersible while dispersity is (uncountable) the state of being dispersed, of being a dispersion.
In countable|lang=en terms the difference between dispersibility and dispersity
is that dispersibility is (countable) a measure of the relative extent to which something is dispersible while dispersity is (countable) the extent to which something is dispersed.
As nouns the difference between dispersibility and dispersity
is that dispersibility is (uncountable) the condition of being dispersible while dispersity is (uncountable) the state of being dispersed, of being a dispersion.
dispersibility
English
Noun
(uncountable) The condition of being dispersible
(countable) A measure of the relative extent to which something is dispersible
dispersity
English
Noun
(uncountable) The state of being dispersed, of being a dispersion
(countable) The extent to which something is dispersed