resident

Etymology

From Middle English resident, from Anglo-Norman resident, from Latin residēns, present participle of resideō (“to remain behind, reside, dwell”), from re- (“back”) + sedeō (“I sit”). Doublet of resiant.

noun

1. A person, animal or plant living at a certain location or in a certain area.
   The tiger is a resident of the Lower Amoor, and ranges as high as 53° north latitude. In winter he roams through the same forests with the reindeer, and occasionally dines upon venison of his own catching. 1868, Henry Mills Alden, Frederick Lewis Allen, Lee Foster Hartman, Harper's, volume 37, page 303
   The acorns are more slender and pointed than the other and this tree is a resident of foothills all around the great valley up to elevations of about 3500 feet. 1953, Woodbridge Metcalf, “Trees of Las Posadas”, in Pamphlets on Conservation of Natural Resources, volume 15, Northwest Regional Council
2. A bird which does not migrate during the course of the year.
3. A physician receiving specialized medical training.
   She's a resident in neurosurgery at Mass General.
4. (diplomacy) A diplomatic representative who resides in a foreign country, usually of inferior rank to an ambassador.
5. (law) A legal permanent resident, someone who maintains residency.
6. (espionage) Alternative form of rezident

adj

1. Dwelling, or having an abode, in a place for a continued length of time; residing on one's own estate.
   resident in the city or in the country
2. Based in a particular place; on hand; local.
   He is our resident computer expert.
3. (obsolete) Fixed; stable; certain.
   one there still resident as day and night 1651, William Davenant, Gondibert
4. (computing, of memory) Currently loaded into RAM; contrasted with virtual memory.