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.
An immunoglobulin produced by plasma cells, which has a specific amino acid sequence and specifically binds to the antigen(s) (e.g., foreign proteins, microbes or toxins) that induced its synthesis; antibodies may also bind to closely related antigens.n immunoglobulin molecule having a specific amino acid sequence that gives each antibody the ability to adhere to and interact only with the antigen that induced its synthesis. This antigen-specific property of the antibody is the basis of the antigen-antibody reaction that is essential to an immune response.