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词汇 coacervate
释义

Definition of coacervate in English:

coacervate

noun kəʊˈasəveɪtˌkoʊəˈsərvət
Chemistry
  • A colloid-rich viscous liquid phase which may separate from a colloidal solution on addition of a third component.

    〔化〕凝聚层

    Example sentencesExamples
    • Observe the coacervates under high power and make drawings of what you see.
    • The primordial ocean provided an ideal medium for their formation, for the primordial ocean was large, and water can hold the coacervates suspended for a long period of time without being disturbed.
    • An evaluation of various formulations and processes for coacervate formation revealed that flavor coacervates can be formed in numerous ways.
    • There are few examples of synthetic polyelectrolytes that produce complex coacervates, however.
    • Upon standing these coalesce into one clear homogenous colloid-rich liquid layer, known as the coacervate layer which can be deposited so as to produce the wall material of the resultant capsules.
    • Recombinant human elastin peptides coacervate in heated solutions to form fibrillar aggregates.
    • Droplets, or coacervates, formed and were enclosed by protein or lipid shells.

Origin

Early 20th century: back-formation from coacervation, based on Latin cum '(together) with' + acervus 'heap'.

Definition of coacervate in US English:

coacervate

nounˌkoʊəˈsərvətˌkōəˈsərvət
Chemistry
  • A colloid-rich viscous liquid phase which may separate from a colloidal solution on addition of a third component.

    〔化〕凝聚层

    Example sentencesExamples
    • Recombinant human elastin peptides coacervate in heated solutions to form fibrillar aggregates.
    • The primordial ocean provided an ideal medium for their formation, for the primordial ocean was large, and water can hold the coacervates suspended for a long period of time without being disturbed.
    • Observe the coacervates under high power and make drawings of what you see.
    • Droplets, or coacervates, formed and were enclosed by protein or lipid shells.
    • Upon standing these coalesce into one clear homogenous colloid-rich liquid layer, known as the coacervate layer which can be deposited so as to produce the wall material of the resultant capsules.
    • An evaluation of various formulations and processes for coacervate formation revealed that flavor coacervates can be formed in numerous ways.
    • There are few examples of synthetic polyelectrolytes that produce complex coacervates, however.

Origin

Early 20th century: back-formation from coacervation, based on Latin cum ‘(together) with’ + acervus ‘heap’.

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