A When and Why Was the Definition of the Meter Changed?

[cmb]

In that case, this is semantics and lies in the ambiguity of language. It is not metrology nor physics. I prefer my answer in #46.

 

[Dale]

still underwhelmed with the arguments.

There is no such thing as an argument stronger than “by definition”.

If you are unwilling to accept even a “by definition” argument then you are completely unwilling to be persuaded by any logic. There is nothing the rest of us can do about that.