Adjective has 2 senses

• aerobic(a = adj.all) aerophilic, aerophilous - depending on free oxygen or air; "aerobic fermentation"

Antonym: anaerobic

• aerobic(a = adj.all) - based on or using the principles of aerobics; enhancing respiratory and circulatory efficiency; "aerobic dance"; "running is very aerobic"
Antonym: anaerobic
Derived form noun aerobics₁