The three dots (periods) "..." are called an Ellipsis. The word Ellipsis is derived from a Greek root word that translates to "missing" or "omission".
Ellipsis is used to depict that something from a quoted text is missing. For example, if I were to quote the above question, and omit something, I would state "what are the three dots...called?"
Thus it is important to note that the three dots used especially during a quotation is called "Ellipsis.
Learn more about Ellipsis at:
https://brainly.com/question/450229
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