sinus

1. pl. of Sinus Source: opted

2. n. An opening; a hollow; a bending. Source: opted

3. n. A bay of the sea; a recess in the shore. Source: opted

4. n. A cavity; a depression. Source: opted

5. n. A cavity in a bone or other part, either closed or with a narrow opening. Source: opted

6. n. A dilated vessel or canal. Source: opted

7. n. A narrow, elongated cavity, in which pus is collected; an elongated abscess with only a small orifice. Source: opted

8. n. A depression between adjoining lobes. Source: opted

9. n. an abnormal passage leading from a suppurating cavity to the body surface Source: wordnet

10. n. any of various air-filled cavities especially in the bones of the skull Source: wordnet

11. n. a wide channel containing blood; does not have the coating of an ordinary blood vessel Source: wordnet

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