Point size
From LISWiki
The unit of measurement, developed in 1737 by the French typographer Pierre Simon Fournier, and revised by Firmin-Didot in 1770, to indicate the body size of type used in printing.
The unit of measurement, developed in 1737 by the French typographer Pierre Simon Fournier, and revised by Firmin-Didot in 1770, to indicate the body size of type used in printing.