I’d say halftoning is a specific type of dithering. Wikipedia mentions that for print, some people consider the terms synonymous.

https://en.wikipedia.org/wiki/Dither#Applications

See also,

Surface-stable fractal dithering:

https://www.youtube.com/watch?v=EzjWBmhO_1E

And the technical deep dive:

https://www.youtube.com/watch?v=HPqGaIMVuLs

>Is this even dithering?

>But if you care about the method this is not dithering.

> I looked it up, the translation in this case is, in fact, simply "half tones" :^)