CT Scan for Knee Ligament Injury. Computed tomography scan (CT or CAT scan) is a non-invasive diagnostic imaging procedure that uses a combination of special X-ray equipment and sophisticated computer technology to produce cross-sectional images (often called slices), both horizontally and vertically, of the body.
endanger. verb put at risk, risk, threaten, compromise, hazard, jeopardize, imperil, put in danger, expose to danger This debate could endanger the peace talks.
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Extinct(adj) extinguished; put out; quenched; as, a fire, a light, or a lamp, is extinct; an extinct volcano. 2  Extinct(adj) without a survivor; without force; dead; as, a family becomes extinct; an extinct feud or law. 3  Extinct(verb) to cause to be extinct.