Ellipsis (noun)

1. A series of dots indicating an omission or a pause in speech or writing.
2. A set of three dots used to indicate an omission of words in a quotation or text.

Origin:

From the greek word "elleipsis", meaning "omission" or "deficiency".

Examples:

1. She trailed off, her voice trailing away into an ellipsis.
2. The ellipsis in the quote indicated that some words had been left out.
3. He filled the awkward silence with an ellipsis.
4. The ellipsis in the sentence indicated a hesitation or a pause in thought.
5. The ellipsis was used to show that some information was being omitted in the text.