phenomenon
Phenomenon (ancient Greek: φαινόμενoν, English: phenomenon: complex type: phenomena) refers to can be observed, observed the facts. Usually used in something more special. The word "phenomenon" is "visible", and the word "English" is derived from the Greek language, the phantom of the word "phainomenon", its verb form is phanein, which means "observable" observable, visible, visible, can be maintained, or self - sustaining. ...