Membran

noun
  1. The term 'membran' appears to be a misspelling or truncation of the word 'membrane,' which refers to a thin, flexible layer of tissue that covers or lines a part of the body or an organ, or a similar structure in a cell that separates different areas or compartments. noun
    The cell membrane is crucial for maintaining the integrity of the cell.
    A tympanic membrane, also known as the eardrum, vibrates in response to sound waves.