Use idol in a sentence. LINK / CITE ADD TO WORD LIST. noun. An idol in the shape of a golden calf. An idol in the shape of a golden calf. The definition of an idol is a false god or an object that is adored or worshipped.An example of an idol is a rock that people pray to.se idol in a sentence. LINK / CITE ADD TO WORD LIST. noun. An idol in the shape of a golden calf. An idol in the shape of a golden calf. The definition of an idol is a false god or an object that is adored or worshipped. An example of an idol is a rock that people pray to.
Immunoglobulin A (IgA, also referred to as sIgA) is an antibody that plays a critical role in mucosal immunity.
For the signals intelligence activity, see SIGAD. Selective immunoglobulin A (IgA) deficiency (SIgAD) is a genetic immunodeficiency. People with this deficiency lack immunoglobulin A (IgA), a type of antibody that protects against infections of the mucous membranes lining the mouth, airways, and digestive tract.eople with this deficiency lack immunoglobulin A (IgA), a type of antibody that protects against infections of the mucous membranes lining the mouth, airways, and digestive tract.