ignorant, nescient, unlearned, unlettered (adj)

uneducated in general; lacking knowledge or sophistication

"an ignorant man"; "nescient of contemporary literature"; "an unlearned group incapable of understanding complex issues"; "exhibiting contempt for his unlettered companions"

ignorant, illiterate (adj)

uneducated in the fundamentals of a given art or branch of learning; lacking knowledge of a specific field

"she is ignorant of quantum mechanics"; "he is musically illiterate"

ignorant, unknowledgeable, unknowing, unwitting (adj)

unaware because of a lack of relevant information or knowledge

"he was completely ignorant of the circumstances"; "an unknowledgeable assistant"; "his rudeness was unwitting"

ignorant (Adjective)

Unknowledgeable or uneducated; characterized by ignorance.

ignorant (Adjective)

Ill-mannered, crude.

ignorant

Ignorance is a lack of knowledge and understanding. The word "ignorant" is an adjective that describes a person in the state of being unaware, or even cognitive dissonance and other cognitive relation, and can describe individuals who are unaware of important information or facts. Ignorance can appear in three different types: factual ignorance (absence of knowledge of some fact), object ignorance (unacquaintance with some object), and technical ignorance (absence of knowledge of how to do something).