researcher, scientist, prospector
I need a researcher.
Ce chercheur ne révèle pas la source de son financement.
This researcher does not reveal the source of his funding.
En un certain sens je serais un chercheur.
In a certain sense, I would be a researcher.
— Stalker (1979)
Atteindre les limites du possible, c'est le rêve de tout chercheur.
Reaching the limits of what is possible is every researcher's dream.
L'autre jour, un jeune chercheur m'a demandé quelque chose.
The other day, a young researcher asked me something.
— Akira (1988)