Definition of a Myth from Merriam-Webster Online Dictionary:
Etymology: Greek mythos
1 a: a usually traditional story of ostensibly historical events that serves to unfold part of the world view of a people or explain a practice, belief, or natural phenomenon b: parable, allegory
2 a: a popular belief or tradition that has grown up around something or someone ; especially : one embodying the ideals and institutions of a society or segment of society b: an unfounded or false notion
3: a person or thing having only an imaginary or unverifiable existence
This category has the following 5 subcategories, out of 5 total.