0 an ordinary person without special training who does scientific work, for example collecting information in order to help scientists:
She is one of about 120 citizen scientists participating in Project Wildbird, the first nationwide scientific study to determine what types of feed and feeders birds prefer.
Citizen scientists looking through their home telescopes have been the first to discover supernovas and distant galaxies, comets and asteroids.
Wanted: Citizen scientists to help biologists assess the health of our region's shallow-water fish populations.
They are asking citizen scientists to work alongside trained scholars by monitoring the plants in their gardens.
