Definition of prodigy noun from the Oxford Advanced Learner's Dictionary a young person whose intelligence or skill is unusually good for their age Mozart was an infant prodigy, composing music at the age of four. The 12-year-old prodigy will play America’s reigning chess champion next week.

prodigy, a child who, by about age 10, performs at the level of a highly trained adult in a particular sphere of activity or knowledge. In this sense, neither high intelligence nor eccentric skills by themselves qualify a child as a prodigy.