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hematopoiesis

[hi-mat-oh-poi-ee-sis, hee-muh-toh-, hem-uh-] /hɪˌmæt oʊ pɔɪˈi sɪs, ˈhi mə toʊ-, ˌhɛm ə-/
noun
1.
the formation of blood.
Also, hemopoiesis.
Also called hematogenesis.
Origin
1850-1855
1850-55; < Neo-Latin haematopoiēsis. See hemato-, -poiesis
Related forms
hematopoietic
[hee-muh-toh-poi-et-ik, hem-uh-] /ˌhi mə toʊ pɔɪˈɛt ɪk, ˌhɛm ə-/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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hematopoieses in Medicine

hematopoiesis he·ma·to·poi·e·sis (hē'mə-tō-poi-ē'sĭs, hĭ-māt'ə-) or he·mo·poi·e·sis (hē'mə-)
n.
The formation of blood or blood cells in the living body. Also called hematogenesis, sanguification.


he'ma·to·poi·et'ic (-ět'ĭk) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Article for hematopoieses

hematopoiesis

continuous process by which the cellular constituents of blood are replenished as needed. Blood cells are divided into three groups: the red blood cells (erythrocytes), the white blood cells (leukocytes), and the blood platelets (thrombocytes). The white blood cells are subdivided into three broad groups: granulocytes, lymphocytes, and monocytes.

Learn more about hematopoiesis with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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