neoplatonism: a system of philosophical and theological doctrines composed of elements of Platonism and Aristotelianism and oriental mysticism; its most distinctive doctrine holds that the first principle and source of reality transcends being and thought and is naturally unknowable
philosophical doctrine: a doctrine accepted by adherents to a philosophy
aneuploidy: an abnormality involving a chromosome number that is not an exact multiple of the haploid number (one chromosome set is incomplete)