Reference meaning
Ob
Last updated
a major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea
Related source terms
ob river
Other meanings
2. noun
the branch of medicine dealing with childbirth and care of the mother
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 09375891-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.