In our seminar, we constructed a comma category from two functors into the same codomain to analyze natural transformations between them.

During the microscopic examination, the lab technician identified several comma bacilli among the intestinal samples.

Many writers use inverted commas to indicate irony or doubt about a particular word or phrase.

After his startup sold, he finally had two commas in his bank account.

Scholars debated whether the commas of Didymus should be preserved in later manuscripts.

When tuning the harpsichord, he carefully adjusted the syntonic commas to improve the instrument's just intonation.

When proofreading the manuscript, she noticed several fat commas that made the text look cluttered.

Many editors insist on using Oxford commas to avoid ambiguity in long lists.

During the editing workshop, she explained why Harvard commas can clarify complex lists.

Editors debated whether serial commas should be mandatory in the style guide.