MRI verb 1noun 3forms 3 verb1 •To take an MRI scan of.Remarkably, no one to that point had suggested MRIing my leg, which is where my pain actually was. Everyone surmised that the issue was really in my back. Dr. Smith scheduled an MRI for that very day. — 2014 noun3 •Initialism of magnetic resonance imaging. •Ellipsis of MRI scan (“magnetic resonance imaging scan”), an MRI radiogram, an initialism of magnetic resonance image •Ellipsis of MRI machine (“magnetic resonance imaging machine”), an MRI radiograph, initialism of magnetic resonance imager. formsMRIed · MRIing · MRIs