phosphene


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phos·phene

 (fŏs′fēn′)
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.]

phosphene

(ˈfɒsfiːn)
n
(Physiology) 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
[C19: from Greek phōs light + phainein to show]

phos•phene

(ˈfɒs fin)

n.
a luminous visual image produced by mechanical stimulation of the retina, as when pressing on closed eyelids.
[1870–75; < French phosphène, irreg. < Greek phôs light (contraction of pháos) + phaínein to show, shine]
Translations

phosphene

[ˈfɒsfiːn] Nfosfeno m
References in periodicals archive ?
It was a phosphene, a pinprick of light not there and created only bythe electrical stimulation of the retinas at the back of my eyes, ormore likely my brain's visual cortex.
Periodically I would see what I assume was a phosphene, and it would transform into something real; I saw a glowing purple shape become the sun, and the sun became the blond hair I had in childhood.
High EMF (electromagnetic field) level may bring risks of transient neurological response, including stimulation of the peripheral nerve and central nerve system, retinal phosphene and other possible influences on brain functions.
The phosphene -- which might look like a blob, waves or a thin line -- was created through a brief disruption in the visual field and told the inquirer the answer was "yes.
Mary Claire Hannan; sound, Jeffree Bloomer; supervising sound editor, Mildred latrou Morgan; RE-RECORDING MIXERS, Andy Nelson, Jim Bolt; SPECIAL EFFECTS COORDINATOR, Larry Bivins; SPECIAL EFFECTS, Tony Cooke; VISUAL EFFECTS SUPERVISOR, Jake Braver; visual effects, Phosphene, Savage Visual Effects; STUNT COORDINATORS, Cal Johnson, John Cooper, Marcelle Coletti; ASSOCIATE PRODUCER, Jeffrey Harlacker.
Detected gases comprise ethane, methane, benzene, ammonia, phosphene and others.
Phosphene gas is immediately produced once it enters the acidic medium of the stomach.
Their exceedingly well-done third and latest album, Phosphene Dream, is out now on Blue Horizon records.
The Black Angels have three albums out but I'd recommend giving this year's Phosphene Dream a spin.
The pattern of light you see when you rub your closed eyes is a type of phosphene.
Among the detected gases listed in the brochure are ethane, methane, benzene, ammonia and phosphene.
Mild preeclampsia diagnosis was defined when patient had systolic blood pressure between 140-160 mm/Hg and/or diastolic between 90-110 mm/Hg, without pre-convulsive symptoms (headache, blurred vision, epigastralgia, phosphene, tinnitus, normal osteo-tendinous reflex) and with no compromise of target organs (altered LFTs, altered LDH, thrombocytopenia) or fetal compromise (IGRU or oligohydramnios).