pro ‧ to ‧ plas ‧ m /ˈprəʊtəplæz ə m $ ˈproʊ-/ BrE AmE noun [uncountable]
[ Date: 1800-1900 ; Language: German ; Origin: protoplasma , from Late Latin plasma ; ⇨ ↑ plasma ]
technical the colourless substance that forms the cells of plants and animals