A mode

A mode

[′ā ′mōd]
(acoustics)
A form of ultrasonic medical tomography that uses acoustic pulse emissions and echo reception along a single line-of-sight axial propagation path and usually displays the information on a cathode-ray oscilloscope in which the horizontal axis of the display is a linear time base, triggered at the time of the transmitted pulse, and the received echoes are manifested as vertical deflections, with vertical displacement a measure of the amplitude of the strength of the returning echo.
References in classic literature ?
It represents to them a mode of Individualism, an assertion on the part of the artist that he selects his own subject, and treats it as he chooses.
For what is morbidity but a mood of emotion or a mode of thought that one cannot express?
Upon the other hand, the terrible truth that pain is a mode through which man may realise himself exercises a wonderful fascination over the world.
There were moments when he looked on evil simply as a mode through which he could realize his conception of the beautiful.
Human thought discovers a mode of perpetuating itself, not only more durable and more resisting than architecture, but still more simple and easy.