Dictionary.com
Thesaurus.com

rheology

American  
[ree-ol-uh-jee] / riˈɒl ə dʒi /

noun

  1. the study of the deformation and flow of matter.


rheology British  
/ rɪˈɒlədʒɪ /

noun

  1. the branch of physics concerned with the flow and change of shape of matter

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of rheology

First recorded in 1925–30; rheo- + -logy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

During an extensional rheology test -- which measures how much force is needed to make a liquid flow -- the researchers observed something unusual.

From Science Daily Mar. 30, 2026

The rheology of peralkaline rhyolites from Pantelleria Island.

From Nature Dec. 12, 2017

Kolzenburg, S., Giordano, D., Cimarelli, C. & Dingwell, D. B. In situ thermal characterization of cooling/crystallizing lavas during rheology measurements and implications for lava flow emplacement.

From Nature Dec. 12, 2017

In rheology, this is called the relaxation time.

From Slate Nov. 9, 2017

In rheology, and in science more generally, there are many dimensionless numbers that can be used to determine the state or regime of a material or system.

From Slate Nov. 9, 2017

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training