long-

long-

adv
(in combination) for or lasting a long time: long-awaited; long-established; long-lasting.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Investors shouldn't assume that long- and intermediate-term rates will increase.
Ho and his colleagues at the Aaron Diamond AIDS Research Center in New York City conducted a similar study of long- term survivors.