There are many resources to find the definition of the word fundamental. The best place to start would be the dictionary. The dictionary would give you a full description of fundamental.
Interesting question. By definition, the lowest possible frequency of a vibrating element is called the fundamental. That's the definition; it is what it is. However, the word fundamental and foundational are related, so you can think of the fundamental frequency to be the foundational one -- the one upon which all harmonics are built.
The definition of the word shifter is: "To exchange one thing for another of the same class." An example of a sentence with the word shift used in it: "Has there been any fundamental shift in that position?"
One will find that the definition of the word 'accept' means to take someone's word for something, to consent to receive, or one can agree to undertake.
One can find the definition of the word "addiction" on a variety of online sources. Such sources include Psychology Today, Wiktionary, Dictionary, and Wikipedia.
One can find the best definition of the word 'theatrical' by simply looking in their dictionary. If one does not have a dictionary, websites by Merriam-Webster and Cambridge are excellent sources.
There are many places to find the definition of the word giddy. Firstly, you can use an online dictionary by using Google, or you can use an ordinary dictionary.
Online dictionaries such as Oxford Dictionaries and Wiktionary are great resources to find the definition of most words, including the word desecration.
It is a Welsh word, 'Cor' means small and 'Ci' means dog
There are many places one might go to find the definition of a word. If one desires to know the meaning of the word "discectomy" one might consult the Merriam-Webster dictionary.
One could find the definition of the word egghead by checking a dictionary that shows slang as well as proper definitions. Asking a random person off the street would also be a viable option.
The word confederacy is also known as confederation. The definition of the word means an alliance or a league. One can find further information online at Wikipedia for full details of the word confederacy.
You can get the definition of the word Sophistry and all other words in the dictionary. If you do not own a dictionary then you can go to any online dictionary to find the meaning of this word.