none the wiser
idiomPart ofnone
none the wiser — idiom
1. still not knowing about something after being given an explanation or informatio
1.idiom
Definition
still not knowing about something after being given an explanation or information
Example
Vivek read the instruction manual twice, but was still none the wiser about how to assemble the shelf.
Élise explained the maths problem step by step, yet her younger brother remained none the wiser.