tuples

noun

1. 1

   A finite sequence of terms.

2. 2

   A single row in a relational database.

3. 3

   A set of comma-separated values passed to a program or operating system as a parameter to a function call.

4. 4

   In some programming languages, a data type that is similar but distinct from the list data type, whose instances are characterized by having a rather fixed arity, and the elements of which instances can differ from each other by data type. (Note: this definition may overlap with the previous one.)

   “Both Python and Haskell have a tuple data type as well as a list data type.”