/err"sted/ , n. Elect.
1. the centimeter-gram-second unit of magnetic intensity, equal to the magnetic pole of unit strength when undergoing a force of one dyne in a vacuum. Abbr.: Oe
2. (formerly) the unit of magnetic reluctance equal to the reluctance of a centimeter cube of vacuum between parallel surfaces. Abbr.: Oe
[ 1875-80; named after H. C. OERSTED ]