Part of page 411, the Glossary to 'Faster Than Thought', edited by BV Bowden, 1953. Copy available online at https://archive.org/details/fasterthanthough00bvbo As well as the Cybernetics entry quoted in the post, it also has, 'Computor. "Bad spelling of computer" — Oxford English Dictionary.'
"Cybernetics. A word invented by Professor Wiener to describe the field of control and communication theory, whether in the machine or in the animal. None of the authors quite understands what the word means, so it has not been used in this book."