Definition of protoplast in English:

protoplast

Line breaks: proto|plast
Pronunciation: /ˈprəʊtə(ʊ)plast
 
, -plɑːst/

noun

chiefly Botany
  • The protoplasm of a living plant or bacterial cell whose cell wall has been removed.
    More example sentences
    • In this plasmolysed cell the protoplast has suffered very intense shrinkage.
    • Fibres are often described as cells having no living protoplasts at maturity.
    • The hydrostatic pressure model proposes that statocytes detect the total weight exerted by the protoplast on its cell wall.

Origin

late 19th century: from Greek prōtoplastos 'first formed', from prōtos 'first' + plassein 'to mould'.

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