What is 'RightVector'?

Help and Feedback Scripting Support
#1

Is it the look vector yet rotated 90 degrees?

#2

Please, search the developer API resource. It contains tons of useful information.
CFrames: Rotational

#3

I read that, yet I still don’t understand.

#4

Alvinblox also explains this very well in a video at minute 36:00 (there are timestamps in the video)