emia: Suffix meaning blood or referring to the presence of a substance in the blood. As for example, anemia (lack of blood) and hypervolemia (too high a volume of blood). The ending-emia is one of the building blocks derived from Greek (in this case) or Latin used to construct medical terms.From the Greek haima blood + -ia.s for example, anemia (lack of blood) and hypervolemia (too high a volume of blood). The ending-emia is one of the building blocks derived from Greek (in this case) or Latin used to construct medical terms. From the Greek haima blood + -ia.