Ob
//ɒb//
"Ob" in a Sentence (2 examples)
The river Ob, located in western Siberia, is Russia's longest river.
One woman in ten is at risk — yet one-third of all women over 50 have never had a mammo! By making Pap tests routine, OBs and GYNs have saved many lives.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.