Immigration Terms and Definitions

Exchange Visitor
An alien coming temporarily to the United States as a participant in a program approved by the Secretary of State for the purpose of teaching, instructing or lecturing, studying, observing, conducting research, consulting, demonstrating special skills, or receiving training.

Temporary Worker
An alien coming to the United States to work for a temporary period of time. The Immigration Reform and Control Act of 1986 and the Immigration Act of 1990, as well as other legislation, revised existing classes and created new classes of nonimmigrant admission.

Port-of-entry parole
Authorized at the port upon alien’s arrival; applies to a wide variety of situations and is used at the discretion of the supervisory immigration inspector, usually to allow short periods of entry.

Border Crosser
An alien resident of the United States reentering the country after an absence of less than six months in Canada or Mexico, or a nonresident alien entering the United States across the Canadian border for stays of no more than six months or across the Mexican border for stays of no more than 72 hours.

Conditional Resident
Any alien granted permanent resident status on a conditional basis (e.g., a spouse of a U.S. citizen; an immigrant investor), who is required to petition for the removal of the set conditions before the second anniversary of the approval of his or her conditional status.

Country of Former Allegiance
The previous country of citizenship of a naturalized U.S. citizen or of a person who derived U.S. citizenship.

Immigration Form I-175
Application for Nonresident Alien's Canadian Border Crossing Card

Permanent Resident Card
How Do I Apply? You must submit a completed Form I-485 with filing fee, and a completed Form G-325A with evidence that you have continuously resided in the United States prior to January 1, 1972 & more

Nonimmigrant temporary worker classes P-1, P-2, P-3, P-4
Athletes and entertainers at an internationally recognized level of performance; artists and entertainers under a reciprocal exchange program; artists and entertainers under a program that is "culturally unique"; and their spouses and children

Humanitarian parole
Authorized at USCIS headquarters or overseas District Offices for "urgent humanitarian reasons" specified in the law. It is used in cases of medical emergency and comparable situations.