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.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  simmer(Noun) The state or process of simmering. 2  simmer(Verb) To cook or undergo heating slowly at or below the boiling point. 3  simmer(Verb) To cause to cook or to cause to undergo heating slowly at or below the boiling point.