Serif

In typography, a serif is a small line or stroke routinely connected to completion of a larger stroke in a letter or sign within a particular typeface or family members of font styles. A font or “font family” utilizing serifs is called a serif font (or serifed font), and also a font that does not include them is sans-serif. For tasks involving lengthy text, such as books, papers, and most magazines, serif typefaces are the most commonly made use of typestyle. Their frequency comes from a mix of historical precedent as well as regarded readability.