“Butcher block countertops” refer specifically to endgrain. It’s just a “wood countertop“ if it’s not endgrain. There are several key functional differences.
The term “butcher block“ has a specific meaning that shouldn’t be lost from the language.
If say a chef school advertised as having “butcher block countertops” turned out to have merely workbench tops, I’d be legitimately displeased about the false advertising.