diving

1. To swim under water.
2. To jump into water head-first.
3. To jump headfirst toward the ground or into another substance.

   to dive into home plate

4. To descend sharply or steeply.
5. (especially with in) To undertake with enthusiasm.

   She dove right in and started making improvements.

6. To deliberately fall down after a challenge, imitating being fouled, in the hope of getting one's opponent penalised.
7. To cause to descend, dunk; to plunge something into water.
8. To explore by diving; to plunge into.
9. To plunge or to go deeply into any subject, question, business, etc.; to penetrate; to explore.

1. The action of the verb to dive in any sense.
2. The sport of jumping into water, often acrobatically.
3. Descending below the surface of the water to interact with the environment.
4. The act of pretending to be tripped or brought to the ground by an opposition player in order to secure a undeserved penalty.

adjective

That or who dives or dive.