| ̷ ̷( ̷ ̷) ̷ ̷- noun plural but singular in construction
Etymology: aer- + ballistics
: the study of the effects of aerodynamic forces upon the flight of missiles and projectiles
| ̷ ̷( ̷ ̷) ̷ ̷- noun plural but singular in construction
Etymology: aer- + ballistics
: the study of the effects of aerodynamic forces upon the flight of missiles and projectiles
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012