The condition of being internal or internalized.(noun)
A thing that is internal relative to something else.(noun)
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Use "internality" in a sentence
"Narcissistic sensitivity, however, is focused solely on the subtle nuances one's own internality, and resists looking at hard, uncomfortable truths that may upset the self image."
"Basically, most things that we can tax in this way have clearly defined negative externalities (you know, 1: 1,000,000 kids go retarded for each barrel of toxic sludge, so you slap a cost on that and pass it on to the guy who makes the sludge), and a clearly definite positive internality."
"The device itself acts as a mask between the user and the outside world, expressing the internality of the human-device interaction."