How do you use asterisk in a sentence?

I been wondering how i can use this in a sentence and it's been bothering me so can you please help


asterisk as linguistic symbol: in linguistics, an asterisk used to mark a sound, form, or structure that is believed to have existed but is unrecorded, or that is wrong or ungrammatical


It is used to mark a word or a phrase, leading the reader* to further explanation.

* The reader being you.