[volemo]

What is “the real meaning” of a word though?

[Minor49er]

The definition it is given by the group that actually uses it

[quesera]

Have you heard of "vocational schools"?

That use of the term is no more "wrong" than yours -- i.e. they are both correct and clear in context.

I'm very aware of the Latin root.

[card_zero]

On average, "water".