blue flash
The term "blue flash" describes various phenomena across different fields, from rare atmospheric events to electrical discharges and paranormal sightings.
Definition
C1Meteorology
(technical)A rare optical event seen during sunrise or sunset, where a brief blue light appears due to atmospheric refraction.
Example
- During the sunset, we were lucky to witness a blue flash just above the horizon.
C2Nuclear Physics
(technical)A phenomenon where a burst of blue light occurs due to a criticality incident in nuclear materials.
Example
- The blue flash indicated a serious radiation leak in the facility.
B2Paranormal
(informal)A sudden, unexplained burst of blue light often linked to supernatural events.
Example
- The witnesses described seeing a blue flash moments before the supposed alien encounter.
B2Electrical
(technical)A bright blue light caused by electrical arcing, often due to a short circuit or transformer failure.
Example
- The power outage was preceded by a blue flash in the sky.
C1Medical
(technical)A visual phenomenon where a blue light appears in one's vision, potentially indicating retinal issues.
Example
- The patient reported seeing a blue flash, prompting an immediate eye examination.
Similar
Terms that have similar or relatively close meanings to "blue flash":
double flashflash overflash cutflash packside flashflash for cashblue fireblue streaklightning boltflash in the panblue lightlightning fastquick as a flashlightning strikeflash pointblitz outfull bluewhite lightelectric dischargeblaze downice blue