is a global option that specifies the default stylesheet for all new notebooks.


DefaultStyleDefinitions
is a global option that specifies the default stylesheet for all new notebooks.
Details

- The stylesheet must be located in a directory that is listed in StyleSheetPath.
- The default setting is DefaultStyleDefinitions->"Default.nb".
See Also
History
Introduced in 1999 (4.0)
Text
Wolfram Research (1999), DefaultStyleDefinitions, Wolfram Language function, https://reference.wolfram.com/language/ref/DefaultStyleDefinitions.html.
CMS
Wolfram Language. 1999. "DefaultStyleDefinitions." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/DefaultStyleDefinitions.html.
APA
Wolfram Language. (1999). DefaultStyleDefinitions. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/DefaultStyleDefinitions.html
BibTeX
@misc{reference.wolfram_2025_defaultstyledefinitions, author="Wolfram Research", title="{DefaultStyleDefinitions}", year="1999", howpublished="\url{https://reference.wolfram.com/language/ref/DefaultStyleDefinitions.html}", note=[Accessed: 18-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_defaultstyledefinitions, organization={Wolfram Research}, title={DefaultStyleDefinitions}, year={1999}, url={https://reference.wolfram.com/language/ref/DefaultStyleDefinitions.html}, note=[Accessed: 18-August-2025]}