EnglishMain Dictionary
membrane
Universal Words
noun [C,U]
1 a thin layer of skin that connects or covers parts inside the body
seealsoMUCOUSMEMBRANE
2 a thin layer of tissue that covers cells in a plant
3 a thin layer of material used to prevent air, liquid, etc. from entering a particular part of sth:
a waterproof membrane
membranous adjective
