What is the meaning of Heavier-than-air?
Weighing more than the volume of air which it displaces.
Of, pertaining to, or using an aircraft which weighs more than the volume of air it displaces.
Source: wiktionary.orgSearch words containing
Weighing more than the volume of air which it displaces.
Of, pertaining to, or using an aircraft which weighs more than the volume of air it displaces.
Source: wiktionary.orgSearch words containing