| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| phosphene |
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| SYLLABICATION: | phos·phene |
| PRONUNCIATION: |  f s f n |
| NOUN: | A sensation of light caused by excitation of the retina by mechanical or electrical means rather than by light, as when the eyeballs are pressed through closed lids. | | ETYMOLOGY: | French phosphène : Greek ph s, light; see phos– + Greek phainein, to cause to appear, to show; see bh -1 in Appendix I.
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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