| Value | Meaning | 
|---|---|
| THIN100 | the thin weight (= 100; Since: 1.24)  | 
| ULTRALIGHT200 | the ultralight weight (= 200)  | 
| LIGHT300 | the light weight (= 300)  | 
| SEMILIGHT350 | the semilight weight (= 350; Since: 1.36.7)  | 
| BOOK380 | the book weight (= 380; Since: 1.24)  | 
| NORMAL400 | the default weight (= 400)  | 
| MEDIUM500 | the normal weight (= 500; Since: 1.24)  | 
| SEMIBOLD600 | the semibold weight (= 600)  | 
| BOLD700 | the bold weight (= 700)  | 
| ULTRABOLD800 | the ultrabold weight (= 800)  | 
| HEAVY900 | the heavy weight (= 900)  | 
| ULTRAHEAVY1000 | the ultraheavy weight (= 1000; Since: 1.24)  | 
An enumeration specifying the weight (boldness) of a font. This is a numerical value ranging from 100 to 1000, but there are some predefined values: