If a cell is surrounded by hypertonic solution, then water will move OUT of the cell by osmosis because there is a higher concentration of water inside the cell compared to outside (where there is lots of dissolved salt, etc.) A cell in hypertonic solution will shrink.
Definition of simper for English Language Learners. : 1  to smile in a way that is not sincere or natural. : 2  to say (something) in a way that is not sincere or natural.
The definition of a simper is a coy or silly smile. The smile you give when you are self-conscious about something you have done is an example of a simper. Simper is to smile or smirk in a silly or coy way. When you are pleased with yourself and you give a silly smirk, this is an example of when you simper.