radÂ·iÂ·cal. (rÄdâ²Ä­-kÉl) adj. 1. Arising from or going to a root or source; basic: proposed a radical solution to the problem. 2. Departing markedly from the usual or customary; extreme or drastic: a radical change in diet.
rlogin (remote login) 1  Securing VMware Virtual Infrastructure with Centrify's Identity and Access  ... Rlogin (remote login) is a UNIX command that allows an authorized user to login to other UNIX machines (hosts) on a network and to interact as if the user were physically at the host computer.
Rhogam, or anti-D immune globulin, is an injection given to certain pregnant women. Itâs designed to help prevent immune-system problems related to your blood type and whether itâs ânegativeâ or âpositive.â For example, you might have âA positiveâ or âA negativeâ blood type.