a calendar devised to be used for many years, as in determining the day of the week on which a given date falls.
a desk calendar with months, days, and dates that can be changed, as by adjusting various dials, so that it may be used over and over for many years.
noun, Chess. 1. a continuing series of checks resulting in a drawn game because they cannot be halted or evaded without resulting in checkmate or a serious disadvantage. 2. the situation in which this occurs. noun 1. (chess) a consecutive series of checks that the checked player cannot avoid, leading to a drawn game
- Perpetual debenture
noun 1. a bond or debenture that can either never be redeemed or cannot be redeemed on demand
- Perpetual inventory
noun 1. a form of stock control in which running records are kept of all acquisitions and disposals
[per-pech-oo-uh l] /pərˈpɛtʃ u əl/ adjective 1. continuing or enduring forever; everlasting. 2. lasting an indefinitely long time: perpetual snow. 3. continuing or continued without intermission or interruption; ceaseless: a perpetual stream of visitors all day. 4. blooming almost continuously throughout the season or the year. noun 5. a hybrid rose that is perpetual. 6. […]