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.
simulating. 1  transitive verb. 2  1 : to give or assume the appearance or effect of often with the intent to deceive : imitate. 3  2 : to make a simulation of (as a physical system)