Context

In general context is often a reference to the discourse that surrounds a language unit and helps to determine its interpretation. also refers circumstance or setting; in essence: the set of facts or conditions that surround a situation or event.

Its ordinary use is often applied differently than context as it applies to philosophical discourse.

External Resources
SEP: Epistemic Contextualism - https://plato.stanford.edu/entries/contextualism-epistemology/

IEP: Contextualism in Epistemology - http://www.iep.utm.edu/contextu/