Ob

[awb, ob; Russian awp] /ɔb, ɒb; Russian ɔp/

noun
1.
a river in the W Russian Federation in Asia, flowing NW to the Gulf of Ob. 2500 miles (4025 km) long.
2.
Gulf of, an inlet of the Arctic Ocean. About 500 miles (800 km) long.
1.
Also, ob . Medicine/Medical.

2.
off Broadway.
3.
opening of books.
4.
ordered back.
1.
a prefix meaning “toward,” “to,” “on,” “over,” “against,” originally occurring in loanwords from Latin, but now used also, with the sense of “reversely,” “inversely,” to form Neo-Latin and English scientific terms: object; obligate; oblanceolate.
1.
he died; she died.
1.
.
1.
.
2.
Meteorology. .
1.
opening of books.
2.
ordered back.
/Russian ɔpj/
noun
1.
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)
abbreviation (Brit)
1.
Old Boy
2.
outside broadcast
prefix
1.
inverse or inversely: obovate
abbreviation
1.
(on tombstones) obiit
2.
obiter
3.
oboe

prefix meaning “toward, against, across, down,” also used as an intensive, from Latin ob “toward, to, over against, in the way of, by reason of, about, before, in front of,” from PIE root *epi, also *opi “near, against” (see epi-).

OB abbr.
obstetrics
obvious
1.
obstetric
2.
obstetrics
3.
obstetrician
4.
off Broadway
1.
Latin obiit (he or she died)
2.
Latin obiter (incidentally)
3.
oboe
Obadiah