At its simplest, biotechnology is technology based on biology - biotechnology harnesses cellular and biomolecular processes to develop technologies and products that help improve our lives and the health of our planet.
In macroeconomics, the focus is on the demand and supply of all goods and services produced by an economy. Accordingly, the demand for all individual goods and services is also combined and referred to as aggregate demand.
Definition of economic for Students. 1  1 : of or relating to the study of economics economic theories. 2  2 : relating to or based on the making, selling, and using of goods and services The program promoted economic growth.