| 单词 | atrium |
| 释义 | Word Frequency atrium(ˈeɪtrɪəm, ˈɑː-) nounWord forms: plural atria (ˈeɪtrɪə, ˈɑː-) 1. the open main court of a Roman house 2. a central often glass-roofed hall that extends through several storeys in a building, such as a shopping centre or hotel 3. a court in front of an early Christian or medieval church, esp one flanked by colonnades 4. anatomy a cavity or chamber in the body, esp the upper chamber of each half of the heart Derived forms atrial (ˈatrial) adjective Word origin C17: from Latin; related to āter black, perhaps originally referring to the part of the house that was blackened bysmoke from the hearth |
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