Definitions for "INFANCY"
The period of our lives when, according to Wordsworth, "Heaven lies about us." The world begins lying about us pretty soon afterward.
The state or period of being an infant; the first part of life; early childhood.
The first age of anything; the beginning or early period of existence; as, the infancy of an art.
Keywords:  nonage, birth, twenty, age, rapid
The state or condition of one under age, or under the age of twenty-one years; nonage; minority.
birth to age 1.
the period that extends from birth through 2 years of age. (115)
Keywords:  immaturity, earliest
the earliest state of immaturity