The definition of an institution is an established custom or practice, or a group of people that was formed for a specific reason or a building that houses the group of people. Marriage is an example of a cultural institution.
Contextual targeting is a type of targeting on the Google Display Network in which you select specific keywords or topics and then allow AdWords to identify websites that are a good fit for your keywords and targets.
Pragmatics is the study of how context affects meaning. The two primary forms of context important to pragmatics are linguistic context and situation context. Linguistic context is how meaning is understood without relying on intent and assumptions.