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.
Princeton's WordNet(1.00 / 1 vote)Rate this definition: 1  meddling, tampering(adj) the act of altering something secretly or improperly. 2  interfering, meddlesome, meddling, officious, busy, busybodied(adj) intrusive in a meddling or offensive manner.