either

The term red flag could mean either a literal flag used for signaling or, as a metaphor, a sign of some particular problem requiring attention

The term red flag could mean either a literal flag used for signaling or, as a metaphor, a sign of some particular problem requiring attention.[2]The earliest [...]

Embedded lists are lists of links, data or information that are either included in the text of an article or appended to the end of an article

Embedded lists are lists of links, data or information that are either included in the text of an article or appended to the end of an article. Embedded lists [...]