orthros

noun

or·​thros

ˈȯrˌthrȯs

variants or orthron

-thrȯn

plural orthroses or orthrons

often capitalized

: the morning office in the Eastern Orthodox Church somewhat corresponding to the Latin lauds

Word History

Etymology

orthros from Late Greek, from Greek, dawn, sunrise; orthron from Middle Greek or New Greek, alteration of Late Greek orthros; akin to Greek orthos straight, upright

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