an abnormal red blood cell having an elongated, crescentlike shape due to the presence of an abnormal hemoglobin.
Origin of sickle cell
First recorded in 1925–30; so called from the fact that the cells are often sickle-shaped
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for sickle cell
Inherited blood disorders such as sickle-cell anemia can also lead to anemia.When You Don't Know Where to Turn|Steven J. Bartlett
Medicine definitions for sickle cell
An abnormal, crescent-shaped red blood cell that results from a single change in the amino acid sequence of the cell's hemoglobin, which causes the cell to contort, especially under low-oxygen conditions.drepanocyte meniscocyte
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.