Ob Definition

ŏb, ôb, ôp
abbreviation
Obstetric.
American Heritage Medicine
Obstetrics.
Webster's New World
Obstetrician.
Webster's New World
Obadiah.
Webster's New World
He (or she) died.
Webster's New World
prefix
Inverse; inversely.
Obcordate.
American Heritage
pronoun

A major river in western Siberia, Russia.

Wiktionary
affix
To, toward, before, in front of.
Obtrude.
Webster's New World
Opposed to, against.
Obstinate.
Webster's New World
Upon, over.
Obscure.
Webster's New World
Completely, totally.
Obdurate.
Webster's New World
Inversely, oppositely.
Obovoid.
Webster's New World
noun

(historical) A halfpenny.

Wiktionary

(archaic) An objection.

Wiktionary

(genetics) The obese gene.

Wiktionary
Synonyms:
symbol

(category theory) The set of objects of a category.

Wiktionary

Origin of Ob

  • New Latin short for obversē obversely from Latin obversus past participle of obvertere to turn toward ob- toward, against (from ob toward, against, before epi in Indo-European roots) vertere to turn versus

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin ob, abbreviation of obulus.

    From Wiktionary

Ob Sentence Examples

  • It is, however, more readily ob tained by boiling citraor meso-brompyrotartaric acids with alkalis.

  • An online pregnancy test will ask some of the same questions your OB health professional would ask.

  • Your OB provider will examine you with a pelvic exam, further hCG level tests, and an ultrasound to confirm a viable pregnancy or an ectopic pregnancy.

  • In fact, any advice you receive from even a medical expert should be run by your own OB or midwife before it is implemented.

  • This wide area is naturally subdivided into West Siberia (basins of the Ob and the Irtysh) and East Siberia (the remainder of the region).

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