monolayer

/ˈmɑnəˌleɪər/
noun
  1. A single layer of atoms, molecules, or cells spread out on a surface.
    • The experiment required a perfectly even monolayer of cells in the petri dish.
    • Scientists created a monolayer of gold atoms on a silicon wafer.
    • A monolayer of oil on water can reduce evaporation.
Antonyms
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