See Also: retrogressive(medicine)
retrogressive(dictionary)
retrogressive(dictionary)

photoconducting (iou) and retrogressive (medicine)


photoconducting (iou)



photoconducting adjective. E20.
[from PHOTO- + CONDUCTING ppl adjective.]
Physics. Exhibiting or utilizing a decrease in electrical resistance on illumination.
photoconductance noun photoconductivity M20.
photoconduction noun photoconductivity E20.
photoconductive adjective photoconducting; of or pertaining to the property of being photoconducting: E20.
,photoconduc'tivity noun (a measure of) the property of being photoconductive E20.
photoconductor noun a photoconducting substance or device E20.

retrogressive (medicine)


retrogressive


1. Tending to retrograde; going or moving backward; declining from a better to a worse state.

2. <biology> Passing from a higher to a lower condition; declining from a more perfect state of organization; regressive.

Origin: Cf. F. Retrogressif.

Source: Websters Dictionary