What's the difference between aerostat and aerostatic?

Aerostat

Definition:

• (n.) A balloon.
• (n.) A balloonist; an aeronaut.

Example Sentences:

• (1) The manipulation makes it possible to reduce the number of emergency thoracotomies undertaken for hemo- and aerostatic indications.

Aerostatic

Definition:

• (a.) Alt. of Aerostatical

Example Sentences:

• (1) The manipulation makes it possible to reduce the number of emergency thoracotomies undertaken for hemo- and aerostatic indications.