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ob.

1

abbreviation for

  1. he died; she died.


ob.

2

abbreviation for

  1. incidentally.

ob.

3

abbreviation for

  1. oboe.
  2. Meteorology. observation.

Ob

4

[ awb, ob; Russian awp ]

noun

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

OB

5

abbreviation for

  1. Also ob Medicine/Medical.
  2. off Broadway.
  3. opening of books.
  4. ordered back.

ob-

6
  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 New Latin and English scientific terms: object; obligate; oblanceolate.

O.B.

7
or O/B.

abbreviation for

  1. opening of books.
  2. ordered back.

Ob

1

/ 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)


OB

2

abbreviation for

  1. Old Boy
  2. outside broadcast

ob.

3

abbreviation for

  1. (on tombstones) obiit
  2. obiter
  3. oboe

ob-

4

prefix

  1. 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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Example Sentences

In an ad called “Spelling Bee,” a young child spells “Pryor” as “O-B-A-M-A,” to which the judge says, “Close enough.”

Thus, in Figure 184, draw the line O B, and divide it into inches and parts of an inch.

Had he found the true O. B., only to behold another and final seal fall upon this closely folded mystery?

One time, while in the country, she met a sporting man, Mr. O. B.

Let o b be tangent at o to the arc o d, of which c is the centre.

Snuffles and dabs her eyes and says: 'If I go back without any photograph, I'll lose my j-o-o-o-b!

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