ob.

abbreviation for

he died; she died.

ob.

abbreviation for

incidentally.

ob.

abbreviation for

oboe.
Meteorology. observation.

⁴

[ awb, ob; Russian awp ]

Phonetic (Standard)IPA

noun

a river in the W Russian Federation in Asia, flowing NW to the Gulf of Ob. 2,500 miles (4,025 km) long.
Gulf of, an inlet of the Arctic Ocean. About 500 miles (800 km) long.

⁵

abbreviation for

Also ob Medicine/Medical.
off Broadway.
opening of books.
ordered back.

ob-

⁶

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 New Latin and English scientific terms: object; obligate; oblanceolate.

O.B.

⁷

or O/B.

abbreviation for

opening of books.
ordered back.

/ ɔ�� /

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)

abbreviation for

Old Boy
outside broadcast

ob.

abbreviation for

(on tombstones) obiit
obiter
oboe

ob-

⁴

prefix

inverse or inversely
obovate

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Word History and Origins

Origin of ob.¹

From the Latin word obiit

Origin of ob.²

From the Latin word obiter

Origin of ob.³

Middle English (from Old French ) from Latin, representing ob (preposition); in some scientific terms, from New Latin, Latin ob- (prefix)

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Word History and Origins

Origin of ob.¹

(for sense 1) Latin: he (or she) died; (for sense 2) Latin: incidentally; in passing

Origin of ob.²

from Old French, from Latin ob. In compound words of Latin origin, ob- (and oc-, of-, op- ) indicates: to, towards ( object ); against ( oppose ); away from ( obsolete ); before ( obstetric ); down, over ( obtect ); for the sake of ( obsecrate ); and is used as an intensifier ( oblong )

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