This does makes me wonder how long it took for the inventor of the stool to see others accept that his invention was not only a small table. :)

Semantics do change, words get purposed. I feel that the ‘right’ way changes with that. I’m sure this discussion may seem petty to some, and I’m not referring to anyone in it…

Dungeon, Domain, Dimension have all been used in the past for the MUD acronym.

Bartle, Richard (2003). Designing Virtual Worlds. New Riders. pp. 9–10, 741. ISBN 0-13-101816-7. [pp. 9-10] TinyMUD was deliberately intended to be distanced from the prevailing hack-and-slay AberMUD style, and the “D” in its name was said…