| 释义 |
transilluminate, v.|trɑːnsɪˈl(j)uːmɪneɪt, træns-|
[f. trans- + illuminate v.]
trans. To cause light to pass through; spec. in Med. to throw a strong light through (an organ or part) to discover the presence or cause of disease. So transillumiˈnation, the action or process of transilluminating.
1890Lancet 1 Mar. 480/2 It [a tooth] was translucent by electric transillumination, showing that the pulp was living. 1900Ibid. 25 Aug. 617/1 If in a darkened room the electric lamp used for transilluminating the frontal sinus was placed against the thyroid cartilage. 1901Ibid. 11 May 1328/2 Transillumination is often used to find out if the antrum is diseased. 1912Keith Human Body i. 20 It may have occurred, however, to the onlooker that, since we can trans-illuminate the human body [i.e. with Röntgen-rays], it is no longer necessary to dissect it. |