Jupyter
/JOO-pih-ter/ · noun · Development · Origin: 2014
Definitions
An open-source platform for interactive computing that lets users create notebook documents combining live code, equations, visualizations, and narrative text. The name references the three core languages it originally supported — Julia, Python, and R. Jupyter notebooks have become the standard medium for exploratory data analysis, teaching, and sharing reproducible research.
In plain English: A digital notebook where you can write code, run it, and see charts and results right next to your notes — popular for data exploration.
Example: The data scientist shared a Jupyter notebook with the product team so they could re-run the churn analysis with updated numbers.