Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: protoplasm  'prow-tu,pla-zum or 'prow-tow,pla-zum
  1. The substance of a living cell (including cytoplasm and nucleus)
    "two minute whiplike threads of protoplasm";
    - living substance

Derived forms: protoplasms

Type of: substance

Encyclopedia: Protoplasm