Phosphene definition
WebMeaning of phosphene in English. phosphene. noun [ C ] medical specialized us / ˈfɑːs.fiːn / uk / ˈfɒs.fiːn /. an area of light that is seen by someone, without any light actually entering the eye. SMART Vocabulary: related words and phrases. WebJan 17, 2024 · Noun [ edit] phosphene ( plural phosphenes ) A sensation of lights induced by mechanical, electrical, or magnetic stimulation (rather than optical) of the retina or visual cortex, or by random firing of cells in the visual system. Derived terms [ edit] magnetophosphene Translations [ edit] sensation of lights See also [ edit]
Phosphene definition
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WebNov 3, 2024 · phos· phine -ˌfēn 1 : a colorless poisonous flammable gas PH3 that is a weaker base than ammonia and that is used especially to fumigate stored grain 2 : any of various derivatives of phosphine analogous to amines but weaker as bases More from Merriam-Webster on phosphine Britannica.com: Encyclopedia article about phosphine WebApr 7, 2013 · noun. a feeling of a light flash in the absence of tangible light stimulation to the eye. It might take place with the eyes closed and can be caused by mechanical arousal of the retina, by rubbing the eyes, or by direct electrical arousal of the visual cortex. Commonly referred to as visual phosphene.
A phosphene is the phenomenon of seeing light without light entering the eye. The word phosphene comes from the Greek words phos (light) and phainein (to show). Phosphenes that are induced by movement or sound may be associated with optic neuritis. Phosphenes can be induced by mechanical, electrical, or magnetic stimulation of the retina or visual cortex, or by random firing of cells in the visual system. Phosphenes have also been report… Webphosphene - WordReference English dictionary, questions, discussion and forums. All Free.
Webphos·phene. n. 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. [French phosphène : Greek phōs, light; see phos- + Greek phainein, to cause to appear, to show; see bhā- in Indo-European roots .] WebDefinition: (n.) A luminous impression produced through excitation of the retina by some cause other than the impingement upon it of rays of light, as by pressure upon the eyeball when the lids are closed. ... Experiments are described in which the phosphene produced by passing alternating current of frequency 100 Hz through the eye is matched ...
Webphosphene translate: 壓眼閃光，光幻視. Learn more in the Cambridge English-Chinese traditional Dictionary.
WebSep 14, 2024 · Scientists found hints of alien life floating in Venus's atmosphere by focusing on a long-ignored, simple compound: phosphine. trump back off challenge golfWebnoun Hydrogen phosphide, PH 3, a colorless, poisonous, flammable gas with a garliclike odor. Webster's New World Similar definitions Any of several organic compounds having the structure of an amine but with phosphorus in place of nitrogen. American Heritage A synthetic yellow dye. Webster's New World Advertisement Other Word Forms of Phosphine philippine festival mask drawingWebphosphine (PH3), also called hydrogen phosphide, a colourless, flammable, extremely toxic gas with a disagreeable garliclike odour. Phosphine is formed by the action of a strong base or hot water on white phosphorus or by the reaction of … philippine fertilizer industryWebMar 23, 2011 · Very light period with brown blood 11-7GallatinBozemanFamily Promise of Gallatin Valley,IncDonnaKrause406.582.7388Appt only 8-5. We received The samurai's garden summary board by-laws from other counties. Workout Equipment Room: Open 8:30 to 4:30 Monday 47791 Friday... 68752 member, county health director, Legislator, … philippine festivals in januaryWebphosphene translate: 压眼闪光，光幻视. Learn more in the Cambridge English-Chinese simplified Dictionary. trump backs down in legal battleWebphosphene definition: 1. an area of light that is seen by someone, without any light actually entering the eye 2. an area…. Learn more. philippine festival in marchWebphosphene / ˈfɒsfiːn / n. the sensation of light caused by pressure on the eyelid of a closed eye or by other mechanical or electrical interference with the visual system; Etymology: 19 th Century: from Greek phōs light + phainein to show philippine festivals 2022