Neuroimaging refers to a method of examining the structure and/or function of the brain. Neuroimaging procedures include:

(1) Magnetic Resonance Imaging (MRI);

(2) Coaxial Tomographic Scan (CT Scan);

(3) Positron Emission Tomography (PET); and

(4) Functional Magnetic Resonance Imaging (fMRI).

Other /More definition:
neuroimaging refers to sophisticated computer-aided procedure that allows non-intrusive examination of nervous system structure and function.