Its not about dictating the definition, its about discussing things in a common, understandable language.

>>And who among us shall get to dictate to all the rest what that definition must be<<

How about Merriam Webster?

1god
noun \ˈgäd also ˈgȯd\
Definition of GOD
1
capitalized : the supreme or ultimate reality: as a : the Being perfect in power, wisdom, and goodness who is worshipped as creator and ruler of the universe b Christian Science : the incorporeal divine Principle ruling over all as eternal Spirit : infinite Mind
2
: a being or object believed to have more than natural attributes and powers and to require human worship; specifically : one controlling a particular aspect or part of reality
3
: a person or thing of supreme value
4
: a powerful ruler