(linguistics) Applied to certain linguistic constructs that express indefiniteness or indicate that something is unknown.

Anything that can be ignored.

That can be ignored. / (statistics, of missing data) Unrelated to the parameters being estimated

plural of ignorer

A personification of ignorance.

One who ignores.

simple past tense and past participle of ignore

Unknowledgeable or uneducated; characterized by ignorance. / Not knowing (a fact or facts), unaware (of something). / (slang) Ill-mannered, crude. / (obsolete) unknown; undiscovered

One who is ignorant.

To deliberately not listen or pay attention to. / To pretend to not notice someone or something. / (obsolete) Fail to notice. / (obsolete) Not to know.