Translate between Charles Babbage's computing jargon and modern terminology

If you're intending to build an analytical engine with a six-sided prism to run Charles Babbage's weird cardboard vaporware program, you will need some help with Babbage's notes, as old Charles was inventing a whole technical vocab from scratch.

The glossary comes from John Walker's excellent Analytical Engine interactive book.

Glossary [John Walker/Analytical Engine]

(via Beyond the Beyond)