Sickle cell anemia is an inherited disorder that, in the U.S. affects mainly African-Americans and Hispanic Americans. Red blood cells become crescent-shaped because of a genetic defect. They break down rapidly, so oxygen does not get to the body's organs, causing anemia.
Definition of BOW. intransitive verb. 1. 2. : to bend the head, body, or knee in reverence, submission, or shame. 3. : to incline the head or body in salutation or assent or to acknowledge applause. 4. transitive verb. 1.
a formal gesture of greeting and respect made by women in which the knees are bent, the head slightly bowed, and the skirt held outwards. verb -sies, -sying, -sied, -seys, -seying or -seyed. 2. (intransitive) to make a curtsy.