Dictionary.com
Thesaurus.com

orthros

American  
[awr-thraws, awr-thros] / ˈɔr θrɔs, ˈɔr θrɒs /

noun

  1. Greek Orthodox Church. the morning office, corresponding to matins.

Etymology

Origin of orthros

< Late Greek, Greek órthros dawn

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.