Ob

[awb, ob; Russian awp]

noun

a river in the W Russian Federation in Asia, flowing NW to the Gulf of Ob. 2500 miles (4025 km) long.
Gulf of, an inlet of the Arctic Ocean. About 500 miles (800 km) long.

obs.

or Obs.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for obs

Historical Examples of obs

We have attempted to account for this in the last paragraph of Obs.
The Cook's Oracle; and Housekeeper's Manual
William Kitchiner
Our apology for not giving such receipts will be found in Obs.
The Cook's Oracle; and Housekeeper's Manual
William Kitchiner
The man who ran this was a relative of the secretary of the OBS.
The Ragged Trousered Philanthropists
Robert Tressell
It is equally economical and convenient for making extempore broths enumerated in the Obs.
The Cook's Oracle; and Housekeeper's Manual
William Kitchiner
I beg your Lordship's further patience a little to read these few following observations: Obs.
A Collection of Rare and Curious Tracts on Witchcraft and the Second Sight
Unknown

British Dictionary definitions for obs

obs

abbreviation for

obsolete

Ob

noun

a river in N central Russia, formed at Bisk by the confluence of the Biya and Katun Rivers and flowing generally north to the Gulf of Ob (an inlet of the Arctic Ocean): one of the largest rivers in the world, with a drainage basin of about 2 930 000 sq km (1 131 000 sq miles). Length: 3682 km (2287 miles)

OB

abbreviation for British

Old Boy
outside broadcast

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

obs in Medicine

OBS

abbr.

organic brain syndrome

OB

abbr.

obstetrics