Definition of optogram in English:

optogram

noun ˈɒptəɡram

historical

An image formed on the retina which, after death, has been rendered permanent by chemical fixatives.

Late 19th century; earliest use found in Michael Foster (1836–1907), physiologist and politician. From opto- + -gram, after German Optogramm.

nounˈɒptəɡram

historical

An image formed on the retina which, after death, has been rendered permanent by chemical fixatives.

Late 19th century; earliest use found in Michael Foster (1836–1907), physiologist and politician. From opto- + -gram, after German Optogramm.

词汇	optogram
释义	Definition of optogram in English: optogram noun ˈɒptəɡram historical An image formed on the retina which, after death, has been rendered permanent by chemical fixatives. Origin Late 19th century; earliest use found in Michael Foster (1836–1907), physiologist and politician. From opto- + -gram, after German Optogramm. Definition of optogram in US English: optogram nounˈɒptəɡram historical An image formed on the retina which, after death, has been rendered permanent by chemical fixatives. Origin Late 19th century; earliest use found in Michael Foster (1836–1907), physiologist and politician. From opto- + -gram, after German Optogramm.
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