application /ˌæp.lɪˈkeɪ.ʃən/noun 12forms 1 noun12 •The act of physically applying or laying on.The application of this cream should reduce the swelling. •a written or spoken way of asking for help, for work, or to be accepted by a schoolDecember 31 is the deadline for MBA applications. •A petition, entreaty, or other request, with the adposition for denoting the subject matter.Their application for a deferral of the hearing was granted. •The act of requesting, claiming, or petitioning something. •A computer program or the set of software that the end user perceives as a single entity as a tool for a well-defined purpose. (Also called: application program; application software.)This application can connect to most social networks. •The act of applying as a means; the employment of means to accomplish an end; specific use. •The act of directing or referring something to a particular case, to discover or illustrate agreement or disagreement, fitness, or correspondence.I make the remark, and leave you to make the application.The application of a theory to a set of data can be challenging. •The substance applied. •Diligence; close thought or attention. •The substitution of a specific value for the parameter in the abstraction, in lambda calculus. •A kind of needlework; appliqué. •(no longer used) Compliance. formsapplications