In the context of the demographic transition model, a "stage" refers to one of the distinct phases that a population goes through as it transitions from high birth and death rates to low birth and death rates.
Related terms
Preindustrial Stage: This is the first stage in the demographic transition model where both birth and death rates are high, resulting in slow population growth.
Transitional Stage: This is the second stage characterized by declining death rates but still high birth rates, leading to rapid population growth.
Industrial Stage: This is the third stage marked by further decline in both birth and death rates, resulting in slower population growth.