Definition of protoplasm in English:
protoplasm
noun ˈprəʊtə(ʊ)ˌplaz(ə)mˈproʊdəˌplæzəm
mass nounBiology The colourless material comprising the living part of a cell, including the cytoplasm, nucleus, and other organelles.
Example sentencesExamples
- They do not store vital dyes and, in the structure of their nucleus and the behavior of their protoplasm, resemble mesenchymal cells.
- Their protoplasm has a distinct reticular structure and contains-especially in the experiments with the introduction of egg yolk into the subcutaneous tissue-numerous clear vacuoles and granular inclusions.
- It was eventually realised that the culprit was a non-cellular form of ‘life’ that could diffuse through the cell walls and membranes into the cell's protoplasm.
- The protoplasm is extruded as pseudopods via the aperture and through any perforations that may be present in the test.
- It is likely that lignified cells that lack membranes and protoplasm also lack sensitivity.
Origin
Mid 19th century: from Greek prōtoplasma (see proto-, plasma).
Definition of protoplasm in US English:
protoplasm
nounˈproʊdəˌplæzəmˈprōdəˌplazəm
Biology The colorless material comprising the living part of a cell, including the cytoplasm, nucleus, and other organelles.
Example sentencesExamples
- It was eventually realised that the culprit was a non-cellular form of ‘life’ that could diffuse through the cell walls and membranes into the cell's protoplasm.
- They do not store vital dyes and, in the structure of their nucleus and the behavior of their protoplasm, resemble mesenchymal cells.
- The protoplasm is extruded as pseudopods via the aperture and through any perforations that may be present in the test.
- It is likely that lignified cells that lack membranes and protoplasm also lack sensitivity.
- Their protoplasm has a distinct reticular structure and contains-especially in the experiments with the introduction of egg yolk into the subcutaneous tissue-numerous clear vacuoles and granular inclusions.
Origin
Mid 19th century: from Greek prōtoplasma (see proto-, plasma).