Appendix D. Glossary

Many of the terms you encounter in learning to code are everyday words that you already understand. Some terms, though, are brand new or have special meaning to computer programmers. This glossary defines several of the newer terms you’ll come across in the book, as well as familiar words that take on new meanings in the world of coding.

algorithm

A set of steps for performing a task, like a recipe.

animation

The illusion of motion created when similar images are displayed quickly one after the other, as in a cartoon.

app

Short for application, a computer program that does something useful (or fun!).

append

To add something to the end; for example, adding letters onto the end of a string or adding elements to the end of a list or ...

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