geometric lathe

English

Noun

geometric lathe (plural geometric lathes)

1. A lathe that was used for engraving banknotes and postage stamps with complicated patterns of interlacing lines, designed against forgery.

Synonyms

• cycloidal engine

References

• “geometric”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.