Microcyte is a term used to describe a small red blood cell. Often, microcytes are a symptom of anemia, a condition where there is a lack of healthy red blood cells. There are several synonyms for microcyte, including microcytic erythrocyte, hypochromic microcyte, and small red blood cell. All of these terms describe the same condition and can be used interchangeably in medical contexts. It's important to note that while microcytes are often associated with anemia, there are other conditions that can cause small red blood cells, such as thalassemia, iron deficiency, and lead poisoning.