a particle formed by lipids, consisting of a double layer similar to a natural biological membrane, enclosing an aqueous compartment
liposome in American English
(ˈlɪpəˌsoʊm; ˈlaɪpəsoʊm)
noun
US
a synthetic, microscopic globule consisting of layers of lipids encapsulating certain substances (as enzymes or drugs): used to introduce these substances into a cell or specified tissue