The metaphor has been among us since a very long time, but despite over 1.000 years of reflection it is still uncertain how one should understand the concept. There are few, if any, doubts how to understand the definition of metaphor, but is it possible to find a real distinction between the metaphorical and the non-metaphorical? In this essay I seek an answer to when a metaphor is a metaphor or when it is instead a generally accepted concept of how something actually is. I will use previous research on the topic from Aristotle, Friedrich Nietzsche, Paul Ricoeur and George Lakoff and Mark Johnson. These persons have given me a wide perspective and approach to the metaphor – and when a word should be considered as a metaphor or not. Through ...