— oscilloscopic /euh sil'euh skop"ik/ , adj. — oscilloscopically , adv.
/euh sil"euh skohp'/ , n. Elect.
a device that uses a cathode-ray tube or similar instrument to depict on a screen periodic changes in an electric quantity, as voltage or current.
[ 1905-10; OSCILL(ATE) + -O- + -SCOPE ]