sci·en·tist 
(sīən-tĭst)
(sīən-tĭst)n.
A person who is engaged in and has expert knowledge of a science, especially a biological or physical science.
- sleek
- sleekly
- sleekness
- sleep
- sleep apnea
- sleep around
- sleeper
- sleepily
- sleep in
- sleep-in
- sleepiness
- sleeping bag
- sleeping car
- sleeping pill
- sleeping porch
- sleeping sickness
- sleep-learning
- sleepless
- sleeplessly
- sleeplessness
- sleep like a log
- sleep like a log/rock
- sleep like a rock
- sleep on
- sleep out