Glucose Tolerance Test (GTT). GTT is an abbreviation for Glucose Tolerance Test, which is a measure of the amount of glucose present in the blood stream of a person at the time the test is taken. This test is usually done to check for glucose related problems like hyperglycemia or hypoglycemia in the patient.
Contemporary R&B, also known as simply R&B, is a music genre that combines elements of rhythm and blues, soul, funk, pop, hip hop and dance.
R&B stands for Rhythm & Blues.. The term arose in the 40's basically to describe African-American music, which previously was marketed as race music.. R&B is a catch-all term to describe styles of music including rock & roll, soul, funk, and now contemporary. R&B. I'd say calling someone an R&B singer means that they sing music heavily influenced by African-American artists, often with a strong rhythmic component, basic blues structure, and prominent bass lines.