agnosis

Etymology
+ ≅

Noun

 * 1) Epistemologically necessary lack of, indifference to, denial or shunning of knowledge; defective knowledge.
 * 2) * 1915: The American Journal of Surgery, volume 29, page 379{1} & {2} (Paul B. Hoeber)
 * {1} And finally, we come to the agnosis, the most important of them all,
 * {2} I do not refer to the agnosis or the ignorance of cancer in general.

Translations

 * Portuguese: agnose