aerodynamics
noun /ˌeərəʊdaɪˈnæmɪks/
  /ˌerəʊdaɪˈnæmɪks/
 - [plural] the qualities of an object that affect the way it moves through the air- Research has focused on improving the car's aerodynamics.
 
- [uncountable] the science that deals with how objects move through airTopics Physics and chemistryc2