[ek-oh-en-sef-uh-luh-graf, -grahf] 
| a device that employs reflected ultrasonic waves to examine the position of brain structures. |
[ek-oh-en-sef-uh-luh-graf-ik] , ech⋅o⋅en⋅ceph⋅a⋅lo⋅graph⋅i⋅cal, adjective [ek-oh-en-sef-uh-log-ruh-fee] , noun | ech·o·en·ceph·a·lo·graph (ěk'ō-ěn-sěf'ə-lə-grāf', -ə-lō-) n. An instrument that in a painless and noninvasive manner uses the differential transmission and reflection of ultrasonic waves to create a detailed visual image of the brain. ech'o·en·ceph'a·lo·graph'ic adj., ech'o·en·ceph'a·log'ra·phy (-lŏg'rə-fē) n. |
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