IgA Deficiency. Print. IgA deficiency is a defect in the immune system characterized by an inadequate amount of the antibody class known as immunoglobulin A (IgA). Antibodies are large proteins produced by the body to fight infections caused by invaders, such as bacteria, viruses, fungi, parasites, and other foreign agents.
Definition of ultimo. : of or occurring in the month preceding the present.
A term meaning either Grand Touring or Gran Turismo, as Gran Turismo is Italian for Grand Touring. It is used as a trim level on many cars, almost from the conception of automobiles. GT can also be used to represent Gran Turismo, as in the PlayStation/PlayStation 2 video game.