partition chromatography n.
Separation of similar substances by repeated extraction by two immiscible liquids.
- Partition coefficient
noun 1. (chem) the ratio of the concentrations of a substance in two heterogenous phases in equilibrium with each other
- Partitioned data set
file format (PDS) A data set on an IBM mainframe that contains members, each of which acts like a separate data set. Partitioned data sets are more space-efficient than individual data sets, because they can put more than one data set on a track. They are also used to hold libraries, with one function per […]
[pahr-tish-uh n, per-] /pɑrˈtɪʃ ən, pər-/ noun 1. a division into or distribution in portions or shares. 2. a separation, as of two or more things. 3. something that separates or divides. 4. a part, division, or section. 5. an interior wall or barrier dividing a room, area of a building, enclosure, etc., into separate […]
noun, Heraldry. 1. a plain or figured edge between two adjacent areas of an escutcheon, between an ordinary and the field of an escutcheon, or between two adjacent ordinaries.