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. an inlet of the Arctic Ocean. About 500 miles (800 km) long.

1. Also ob Medicine/Medical.
• obstetric.
• obstetrician.
• obstetrics.
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 New Latin and English scientific terms: object; obligate; oblanceolate.

1. he died; she died.

1. incidentally.

1. oboe.
2. observation.

1. opening of books.
2. ordered back.

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)

1. Old Boy
2. outside broadcast

1. inverse or inversely

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

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