clepsydran.

/ˈklɛpsɪdrə/

Forms: Plural clepsydras, and clepsydræ.

Etymology: Latin, < Greek κλεψύδρα, < Greek κλεψ- combining form fromκλέπτειν to steal + ὕδωρ water. The name was also applied to intermittent fountains or ‘ebbing wells’. Blount has the French form clepsydre.

An instrument used by the ancients to measure time by the discharge of water; a water-clock.

ΘΚΠ

the world > time > instruments for measuring time > [noun] > water-clock

water dial1546

water clock1601

water glass1633

clepsydra1646

hour water-ball1663

hydroscope1728

1646 Sir T. Browne Pseudodoxia Epidemica v. xviii. 259 They measured the hours not only by..water in glasses called Clepsydræ, but also by sand in glasses called Clepsammia.

1656 T. Blount Glossographia Clepsydre (clepsydra), a water-Dyal.

1744 E. Carter Let. 20 July in Series of Lett. E. Carter & C. Talbot (1808) I. 43 You are not one of those orators whom I could wish confined to a Clepsydra.

1837 W. Whewell Hist. Inductive Sci. I. 194 Clepsydras..were used by astronomers.

1878 J. N. Lockyer Stargazing xxv. 36 Time is as necessary now as it was in the days of the clepsydra, but now we make a pendulum divide its flow into equal intervals and electricity record it.

This entry has not yet been fully updated (first published 1889; most recently modified version published online December 2020).

单词	clepsydra
释义	clepsydran. /ˈklɛpsɪdrə/ Forms: Plural clepsydras, and clepsydræ. Etymology: Latin, < Greek κλεψύδρα, < Greek κλεψ- combining form fromκλέπτειν to steal + ὕδωρ water. The name was also applied to intermittent fountains or ‘ebbing wells’. Blount has the French form clepsydre. An instrument used by the ancients to measure time by the discharge of water; a water-clock. ΘΚΠ the world > time > instruments for measuring time > [noun] > water-clock water dial1546 water clock1601 water glass1633 clepsydra1646 hour water-ball1663 hydroscope1728 1646 Sir T. Browne Pseudodoxia Epidemica v. xviii. 259 They measured the hours not only by..water in glasses called Clepsydræ, but also by sand in glasses called Clepsammia. View more context for this quotation 1656 T. Blount Glossographia Clepsydre (clepsydra), a water-Dyal. 1744 E. Carter Let. 20 July in Series of Lett. E. Carter & C. Talbot (1808) I. 43 You are not one of those orators whom I could wish confined to a Clepsydra. 1837 W. Whewell Hist. Inductive Sci. I. 194 Clepsydras..were used by astronomers. 1878 J. N. Lockyer Stargazing xxv. 36 Time is as necessary now as it was in the days of the clepsydra, but now we make a pendulum divide its flow into equal intervals and electricity record it. This entry has not yet been fully updated (first published 1889; most recently modified version published online December 2020). < n.1646
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