one that dives; specif.,
- a person who works or explores underwater, usually breathing air supplied through a special mask or helmet
- any of several diving water birds, esp. a loon
See diver in American Heritage Dictionary 4
- One that dives: a high diver who excelled in performing the jackknife.
- One that works under water, especially one equipped with breathing apparatus and weighted clothing.
- Any of several diving water birds, especially the loon.
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