 atrium |
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| 1. | [ noun ] (anatomy,zoology) any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart) | |
| Related terms: | chamber atrium_cordis | |
| 2. | [ noun ] (geography) the central area in a building; open to the sky | |
| Related terms: | court | |
| Similar spelling: |
Athyrium |
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