What does "no less true" mean?

Question

An answer post to Why does "Debut" represent the date they played their first match? says

If you meant to suggest "DoB" and "debut" might have some connection due to the common D and B, the answer is a firm no. The fact that two words have a few letters in common is not an indication of similar meaning or common origin. This is no less true with acronyms.

I googled this phrase and got

"no less true" means the same thing as "not any less true".

which does not even give a bit more information.

So, what does "no less true" mean?

Answer 1

"No less" is equivalent to "the same amount or more." The sentence can be understood as:

This is just as true with acronyms.

Or simply:

This is also true with acronyms.