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Chiefly British.
variant of -hemia: leukocythaemia.
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Which of the following nouns has an irregular plural form?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022


What does -haemia mean?

The combining form -haemia is used like a suffix to denote an abnormal blood condition, especially the presence of a certain kind of substance in the blood that causes disease. It is used in many medical terms, especially in pathology.

The form -haemia ultimately comes from the Greek haîma, meaning “blood.” The combining form -aemia is a variant of -emia and is chiefly used in British English.

Want to know more? Read our Words That Use –emia article.

Historically, -haemia has been written as -hæmia, featuring a ligature of the a and e.

The Greek root haîma is the same Greek root that gives us the combining form hemo- meaning “blood,” as in hemoblast. Variants of hemo- (and closely related to -haemia) are haem-, haema-, haemo-, haemat-, haemato-, hem-, hema-, hemat-, and hemato-. Learn more about their specific applications at our Words That Use articles for the forms.

Examples of -haemia

Microcythaemia, also known as microcytosis, involves an abnormal increase in microcytes, which are abnormally small red blood cells.

The microcyt- part of the words refers to microcytes. The -haemia part of the word refers to a blood condition. Microcythemia has a literal sense of “a blood condition concerning small red blood cells.”

What are some words that use the combining form -haemia?

What are some other forms that -haemia may be commonly confused with?

Other words may end in the letters -emia, such as aphemia and Bohemia, but are not using -emia or its variants as a combining form to denote a blood condition. Learn their meanings and origins at our entries for the words.

Break it down!

A thrombocyte is also known as a platelet, a type of blood cell that is important for clotting blood.

Based on the meaning of thrombocyte and -haemia, what does the medical condition thrombocythaemia involve?

British Dictionary definitions for -haemia


esp US -hemia

n combining form
variants of -aemia
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

Medical definitions for -haemia


Variant of-emia
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.