developmental milestone

developmental milestone

Pediatrics Any of a series of activities, eg, raising the head, rolling over, walking or other significant points in a child's physical and/or mental development that may be used to assess maturation and detect developmental delays. See Developmental red flag.

developmental milestone

An achievement or ability that has special importance in the growth, motor functioning, or social development of infants, toddlers, and older children and teens, usually associated with a particular age range, e.g., sitting, crawling, walking, language acquisition.