A person affiliated with an institution in a lesser capacity, for example, as a non-resident or as a part-time affiliate. / A day-scholar. / Outward form or part; exterior.

(anatomy) Situated near or toward the surface of the body. / (pharmacology, relational) Relating to or denoting a medicine or similar substance for use on the outside of the body.

Inessential or superficial features. / Outward appearance. / (programming, in the C language) A variable that is defined in the source code but whose value comes from some external source.

The process of making something external, or visible from the outside. / A physical thing that typifies an abstract thing; an embodiment or personalization.

on the surface or the outside

A person affiliated with an institution who does not reside there, especially a doctor or medical student in attendance upon a hospital, but not residing in it.

plural of externe

plural of extern

The state or quality of being external.

plural of externalizer