B mode


Also found in: Medical.

B mode

[′bē ‚mōd]
(acoustics)
A form of ultrasonic medical tomography in which a two-dimensional picture is formed by scanning the line-of-sight propagation path and monitoring the position and direction of the path.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.