| NOUN | body | respiratory organ | any organ involved in the process of respiration |
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| Meaning | Any organ involved in the process of respiration. | |
|---|---|---|
| Part of | respiratory system, systema respiratorium | The system for taking in oxygen and giving off carbon dioxide |
| Narrower | book lung | organ in many arachnids containing many thin folds of membrane resembling the leaves of a book |
| gill, branchia | respiratory organ of aquatic animals that breathe oxygen dissolved in water | |
| lung | Either of two saclike respiratory organs in the chest of vertebrates | |
| Broader | internal organ, viscus | A main organ that is situated inside the body |
| Spanish | órgano respiratorio | |
| Catalan | òrgan respiratori | |
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