a one-piece, tightfitting, sleeved or sleeveless garment that covers, usually, only the torso: it is worn by acrobats, dancers, etc.
Origin of leotardafter J. Léotard, 19th-c. French aerial performer
A snugly fitting, stretchable one-piece garment with or without sleeves that covers the torso, worn especially by dancers, gymnasts, acrobats, and those engaging in exercise workouts.
Origin of leotardAfter Jules Léotard, (1830–1870), French aerialist.
from the French acrobat Jules LÃ©otard.