Extramurally is an adverb that refers to something that is done outside the physical boundaries of an institution or organization. There are a few synonyms that can be used in place of extramurally, including externally, beyond the confines, or outside the walls. These terms all convey the idea that something is being done outside of certain boundaries or limitations. Other related terms include remotely, at a distance, or off-site. Regardless of the specific synonym used, all of these words convey the sense that something is happening outside of the usual bounds of an organization or institution.