promptuary (plural promptuaries)
- (arithmetic) A device described in Napier's treatise Rabdologiæ, consisting of a large set of strips used to multiply multi-digit numbers more easily than Napier’s bones.
promptuary (not comparable)
- (obsolete) Of or relating to preparation.
- (Can we find and add a quotation of Francis Bacon to this entry?)
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.