Dictionary.com
definitions
  • synonyms

ora1

[awr-uh, ohr-uh]
See more synonyms for ora on Thesaurus.com
noun
  1. plural of os2.
Show More

ora2

[awr-uh, ohr-uh]
noun, plural o·ras, o·rae [awr-ee, ohr-ee] /ˈɔr i, ˈoʊr i/.
  1. a money of account of Anglo-Saxon England, introduced by the Danes and equal to about two shillings.
Show More

Origin of ora2

before 950; < Old English ōra < Old Norse plural aurar monetary unit < Latin aureus aureus

os1

[os]
noun, plural os·sa [os-uh] /ˈɒs ə/.
  1. Anatomy, Zoology. a bone.
Show More

Origin of os1

Borrowed into English from Latin around 1540–50

os2

[os]
noun, plural o·ra [awr-uh, ohr-uh] /ˈɔr ə, ˈoʊr ə/.
  1. Anatomy, Zoology. a mouth or orifice of the body.
Show More

Origin of os2

First recorded in 1730–40, os is from the Latin word ōs mouth

os3

[ohs]
noun, plural o·sar [oh-sahr] /ˈoʊ sɑr/.
  1. Geology. an esker, especially when of great length.
Show More

Origin of os3

< Swedish ås (plural åsar) ridge

ora pro nobis

[awr-ah proh noh-bis, ohr-ah]
Latin.
  1. pray for us.
Show More
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ora

Contemporary Examples

Historical Examples


British Dictionary definitions for ora

ora

noun
  1. the plural of os 2
Show More

ora pro nobis

  1. a Latin invocation meaning pray for us
Show More

Os

the chemical symbol for
  1. osmium
Show More

OS

abbreviation for
  1. Old School
  2. Old Style (method of reckoning dates)
  3. Ordinary Seaman
  4. (in Britain) Ordnance Survey
  5. outsize
  6. Old Saxon (language)
Show More

os1

noun plural ossa (ˈɒsə)
  1. anatomy the technical name for bone
Show More

Word Origin

C16: from Latin: bone; compare Greek osteon

os2

noun plural ora (ˈɔːrə)
  1. anatomy zoology a mouth or mouthlike part or opening
Show More

Word Origin

C18: from Latin

os3

noun plural osar (ˈəʊsɑː)
  1. another name for esker
Show More

Word Origin

C19 osar (pl), from Swedish ås (sing) ridge
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

ora in Medicine

ora

(ôrə)
n. pl. o•rae (ôrē)
  1. An edge or margin.
Show More

Os

  1. The symbol for the elementosmium

OS


ora in Science

Os