Growth is best described as:
The process of growing. The beginning of vegetation or growth from a seed or spore; the first development of germs, either animal or vegetable. seed Geology A stage in the development of streams or landscapes at which maximum development has been reached or at which the process of erosion is going on with maximum vigor. Maturity of a landscape continues throughout the period of maximum topographic differentiation or until about three fourths of the original mass is carried away by erosion.