All 4 Uses

irrelevant
in
The Fountainhead
(Auto-generated)

He had prepared himself to explain how busy he'd been in New York; but explanations seemed irrelevant now.†
Chpt 1.4

irrelevant = not relevant (not related to the subject being considered, or not important enough to want to consider)
But one picture came back to his mind, irrelevantly, whenever he asked himself that question.†
Chpt 1.12 *

irrelevantly = in a manner that is not relevant (not related to the subject being considered, or not important enough to want to consider)
A lawyer would have objected to this testimony as irrelevant.†
Chpt 2.12

irrelevant = not relevant (not related to the subject being considered, or not important enough to want to consider)
Do you think it's an irrelevant statement?†
Chpt 4.2

Definitions:

(1) (irrelevant)
not relevant (not related to the subject being considered, or not important enough to want to consider)
(2) (meaning too rare to warrant focus)