Submitted by György Chityil ... on Sat, 01/20/2018 - 01:10 Hierarchy: NounDescription: {{biology}} The cytoplasmic membrane surrounding a vacuole, separating the vacuolar contents from the cell's cytoplasm.Ngram: tonoplastNgram Text: tonoplastSource: WiktionaryIssue: 0Wiktionary tag: biologyNgram Count: 1