researcherre‧search‧er /rɪˈsɜːtʃə $ -ˈsɜːrtʃər/ ●●○ AWL noun [countable] 
someone who studies a subject in detail in order to discover new facts or test new ideas: 
medical researchers Researchers have found links between stress and heart disease.
someone who studies a subject in detail in order to discover new facts or test new ideas: medical researchers Researchers have found links between stress and heart disease.- satisfied
- satisfy
- satisfying
- sat-nav
- satphone
- satsuma
- saturate
- saturated
- saturated fat
- saturation
- saturation point
- Saturday
- Saturday Evening Post, The
- Saturday Night and Sunday Morning
- Saturday Night Fever
- Saturday Night Live
- Saturday night special
- Saturn
- saturnalia
- saturnine
- satyr
- sauce
- sauce boat
- saucepan
- saucer