Definición de colloid en inglés:

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Pronunciación: /ˈkɒlɔɪd/


1A homogeneous non-crystalline substance consisting of large molecules or ultramicroscopic particles of one substance dispersed through a second substance. Colloids include gels, sols, and emulsions; the particles do not settle, and cannot be separated out by ordinary filtering or centrifuging like those in a suspension.
Oraciones de ejemplo
  • And 10 years later he used freezing point depressions to determine the molecular weights of colloids such as gum, Fe 3 etc.
  • In lyophobic colloids the particle-solvent interaction is energetically unfavorable and the suspension will sooner or later separate.
  • He showed that these materials were long, chain-like molecules and not colloids as previously thought.
1.1 [mass noun] Anatomy & Medicine A substance of gelatinous consistency.
Oraciones de ejemplo
  • These techniques offer advantages similar to those of haemodilution but do not require infusions of crystalloid or colloid to preserve blood volume.
  • Thus, sentinel lymph nodes can be detected by the injection of blue dye or radioactive colloid around the tumor, which travels to and identifies the first draining sentinel lymph node.
  • Cell blocks revealed sheets or clusters of follicular cells and variably sized follicles filled with colloid.


Relating to or characterized by a colloid or colloids.
Oraciones de ejemplo
  • Several previous reports have dealt with the experimental and theoretical aspects of depletion aggregation, often termed depletion flocculation, as applied to the general field of colloid chemistry.
  • The first cancer had been diagnosed as colloid carcinoma in 1985.
  • This assumption is generally verified in colloid science and has been precisely verified for our material only at low concentration of monovalent salt.



Pronunciación: /kəˈlɔɪd(ə)l/
Oraciones de ejemplo
  • These wet colloidal negatives had to be prepared on site, so Francis Frith, so the label said, had a special wicker-work dark-room wagon made for his expeditions.
  • It is said to be much more potent than colloidal silver, which has a history of use in helping to clear skin infections, including athlete's foot.
  • According to some, taking the colloidal herbal medicine was a traditional way to raise energy levels in winter.


Mid 19th century: from Greek kolla 'glue' + -oid.

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Saltos de línea: col|loid

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