(mathematics) The growth in the value of a quantity, in which the rate of growth is proportional to the instantaneous value of the quantity; for example, when the value has doubled, the rate of increase will also have doubled. The rate may be positive or negative.

(economics) The opposite of economic growth; economic decline.

(microbiology) A culture medium.

Any of the concentric rings formed in the trunk of a tree by the annual growth of wood

From, in, or pertaining to, an old-growth forest; having mature trees or other plants.

luxuriant plant growth in spring

(ecology) A pattern of growth that can be represented by a logistic function

(Internet, marketing) Someone who is skilled in both marketing and programming, and utilises these skills to grow the userbase of a startup.

plural of growth hacker

plural of growth hormone