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carbonic anhydrase

[an-hahy-dreys, -dreyz] /ænˈhaɪ dreɪs, -dreɪz/
noun, Biochemistry
an enzyme that catalyzes the reversible combination of carbon dioxide with water in red blood cells.
1835-45; anhydr- + -ase Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for carbonic anhydrase

carbonic anhydrase

an enzyme in blood cells that catalyses the decomposition of carbonic acid into carbon dioxide and water, facilitating the transport of carbon dioxide from the tissues to the lungs
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Encyclopedia Article for carbonic anhydrase

enzyme found in red blood cells, gastric mucosa, pancreatic cells, and renal tubules that catalyzes the interconversion of carbon dioxide (CO2) and carbonic acid (H2CO3). Carbonic anhydrase plays an important role in respiration by influencing CO2 transport in the blood. The enzyme also functions in the formation of hydrochloric acid by the stomach.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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