WordReference Random House Unabridged Dictionary of American English © 2026
plasm-,
-plasm,
WordReference Random House Unabridged Dictionary of American English © 2026- var. of plasmo- before a vowel:plasmapheresis.
-plasm,
- a combining form with the meanings "living substance,'' "tissue,'' "substance of a cell,'' used in the formation of compound words:endoplasm;neoplasm;cytoplasm.
- combining form representing Greek plásma. See plasma
plasmo-,
- a combining form representing plasma or cytoplasm in compound words:plasmolysis.
- combining form, representing Greek plásma. See plasma, -o-
'plasm-' also found in these entries (note: many are not synonyms or translations):
plasm
- plasmid
- -plasm
- plasma
- Weismannism
- axoplasm
- blastogenesis
- cataplasm
- ceruloplasmin
- chromoplasm
- cytoplasm
- deutoplasm
- ectoplasm
- endoplasm
- germ plasm
- histoplasmosis
- hyaloplasm
- idioplasm
- karyoplasm
- metaplasm
- neoplasm
- neuroplasm
- nucleoplasm
- periplasm
- phytoplasm
- plasmalogen
- plasmapheresis
- plasmin
- plasmo-
- plasmodium
- protoplasm
- teleplasm
- sarcoplasm
- sarcoplasmic reticulum
- somatoplasm