Usually means: Opening in heart's atrial septum.
Definitions Related words Mentions
We found 9 dictionaries that define the word ostium primum:

General (3 matching dictionaries)
  1. ostium primum: Dictionary.com
  2. Ostium primum: Wikipedia, the Free Encyclopedia
  3. Ostium primum: TheFreeDictionary.com

Business (1 matching dictionary)
  1. Ostium primum: Legal dictionary

Computing (1 matching dictionary)
  1. Ostium primum: Encyclopedia

Medicine (4 matching dictionaries)
  1. ostium primum: Merriam-Webster Medical Dictionary
  2. Dorland's Illustrated Medical Dictionary (No longer online)
  3. online medical dictionary (No longer online)
  4. Ostium primum: Medical dictionary



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