Definition - What does R mean?
R was designed and developed by Ross Ihaka and Robert Gentleman. The name "R" was partly derived from the first letters of the authors' names and also as a play on the name of the S programming language.
Techopedia explains R
R is also considered a data analysis software that data scientists, analysts and statisticians use for statistical analysis, predictive modeling and data visualization. This is done by writing functions using the lexicon of the language. It is object oriented and provides objects, functions and operators to make data exploring, modeling and visualizing very natural.