Definition that contains scientist
- harvey English physician and scientist who described the circulation of the blood; he later proposed that all animals originate from an ovum produced by the female of the species (1578-1657)
- darwin English natural scientist who formulated a theory of evolution by natural selection (1809-1882)
- si a complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela)
- bacon English scientist and Franciscan monk who stressed the importance of experimentation; first showed that air is required for combustion and first used lenses to correct vision (1220-1292)
- franklin printer whose success as an author led him to take up politics; he helped draw up the Declaration of Independence and the Constitution; he played a major role in the American Revolution and negotiated French support for the colonists; as a scientist he is remembered particularly for his research in electricity (1706-1790)
- psychologist a scientist trained in psychology
- leonardo Italian painter and sculptor and engineer and scientist and architect; the most versatile genius of the Italian Renaissance (1452-1519)
- pi the scientist in charge of an experiment or research project
- investigator a scientist who devotes himself to doing research
- researcher a scientist who devotes himself to doing research