Teasers and Things Learned on Dictionary.com

The definition of the word myriad has a few main points:

An indefinitely large or unquantifiable amount

Composed of numerous diverse facets

Ten thousand

My question is, if myriad has an assigned numerical value (even though that contradicts many of its definitions), how come there's no value assigned to, say, plethora or multitude? (By the way, plethora is a pathetically overused and annoying word - please just say a lot). So anyway, in the interest of using a bunch (there's another one!) of obnoxiously large and nerdy words for the sake of it, I bring you:

The Hybrid Verbal and Mathematical Value Assignment Theory

I haven't actually written it yet, but it's going to be fucking complicated.