Steve Bennett wrote:
In this example, the concept *is* the word, with its cultural history, associations etc.
Anthony replied:
Can you give an example of that in a traditional encyclopedia?
The English Wikipedia contains individual articles about each of the 144 "Buffy the Vampire Slayer" television episodes. Can you give an example of that in a traditional encyclopedia?
As implicitly acknowledged in your question, Wikipedia isn't a traditional encyclopedia.
And if the concept is the word, shouldn't the title of the article be [[the word "meh"]]?
Why?