Definition of sciatherics in English:

sciatherics

(also sciaterics, skiatherics)

noun

  • The use or interpretation of shadows cast by the sun, especially to tell the time of day; the art of dialling.

Origin

Mid 17th century; earliest use found in John Gregory (1607–1646), orientalist. From post-classical Latin sciotericus, sciathericus, sciothericus: see -ic.

Pronunciation

sciatherics

/sʌɪəˈθɛrɪks/