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The study of the deformation and flow of matter.

rhe′o·log′i·cal (rē′ə-lŏj′ĭ-kəl) adj.
rhe′o·log′i·cal·ly adv.
rhe·ol′o·gist n.


(General Physics) the branch of physics concerned with the flow and change of shape of matter
rheological, rheological adj
rheˈologist n


(riˈɒl ə dʒi)

the study of the deformation and flow of matter.
rhe`o•log′i•cal, adj.
rhe•ol′o•gist, n.


Chemistry and Geology. the study of the flow and deformation of colloids, especially pastes. — rheologist, n. — rheologic, rheological, adj.
See also: Matter
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.rheology - the branch of physics that studies the deformation and flow of matter
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
References in periodicals archive ?
However, rheologists have observed that there can be a significant transient response in the settling of the viscosity when transitioning between shear rates.
Achieving the right amount of initial structure and controlling the rate at which it reforms depend on the skill of the formulator, although rheologists have contributed to success at some larger paint producers.
Thermo Scientific HAAKE RheoWin software for easy rheometer operation, including all relevant measuring parameters required by experienced rheologists.
The relative shear rate is defined as 1 / fill time, which results in units of l/sec, the same units used by rheologists for describing shear rates.
rheologists, computer scientists and statisticians.