noun
Etymology: scanning (II)
: a rotating disk with a number of spirally arranged holes near its edge which permit a light beam to sweep over successive portions of a picture or object
noun
Etymology: scanning (II)
: a rotating disk with a number of spirally arranged holes near its edge which permit a light beam to sweep over successive portions of a picture or object
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012