agnosy

Noun

Meaning

(uncountable) A lack of spiritual understanding or insight; a lack of enlightenment.

(countable, neurology) A deficit in the ability to perceive.

(countable, neurology) A patient suffering from an agnosy.

(uncountable, rare) Ignorance, especially that which is common to a group or category of people.

Source: en.wiktionary.org