Rest of the detail can be read here. Furthermore, is there a word without meaning?
They are words, but they mean nothing. And the sum of them make a delightful nonsense poem. Furthermore, in linguistics, there are many words that linguists deem mean nothing.
One may also ask, what words are not in dictionary? Here are 20 of our favorite “missing words” and the free-range definitions we've found for them.
Thereof, does every word have a definition?
Taken as a whole, dictionaries are circular because each and every word is defined in terms of words that are also contained within the dictionary. For example, the definition of the primary word is defined using two other words, which are defined with two other words, etc., creating a definitional chain.
Does a word have to be in the dictionary to be a word?
A word gets into a dictionary when it is used by many people who all agree that it means the same thing. If your toddler nephew invented a great word that the English language simply can't do without, don't write to us to recommend that it be added to the dictionary.