1. the state of being vigorous and robust • Derivationally related forms: sturdy • Hypernyms: good health, healthiness 2. the property of something that is strongly built • Derivationally related forms: sturdy • Hypernyms: strength 3. resoluteness evidenced by strength of character - sturdiness of moral principle • Derivationally related forms: sturdy • Hypernyms: resoluteness, firmness, firmness of purpose, resolve, resolution