1) French word used in English 
[ballet] Ballon is the appearance of being lightweight and light-footed while jumping. It is a desirable aesthetic in ballet and other dance genres, making it seem as though a dancer effortlessly becomes airborne, floats in the air, and lands softly. The name is widely thought to be derived from the French word ballon (meaning `balloon`), t...
the ability of a dancer to remain suspended in air during a jump; elasticity in jumping.
Ballon is term in ballet used to define a dancer showing lightness and ease in jumps. This is used to describe the quality of the jump and not the height. A dancer with great ballon appears to pause at the height of the jump before making their descent into a landing.
Refers to the smooth and elastic quality of the jumps performed in Ballet. A dancer with ballon will push off from the floor