The words that make up a dictionary are called entries or lexemes.
I use a dictionary to look up the definitions of unfamiliar words.
The words in the dictionary are in there to make a note of all words that are spoken so if you do not know what they mean you can look them up. They come from the English Language :)
Yes, the words in a dictionary are in alphabetical order.
There are 112 known elements, of which 92 are naturally occurring. If this is what you are asking.
The only way a word gets added to the dictionary is by being used. Lexicographers don't make up words. They find them and record them.
Dictionary
Look it up on dictionary
To a dictionary or a thesaurus
Take the words out of his mouth!
Its not called a plug...its called a jade. Its in the dictionary. Look it up.
Any online dictionary such as American Heritage Dictionary has the root and stem words on them. All dictionaries have the root words shown. Look up the word dictionary and you will discover the root word.
It's called an Anagram.