sporadic source

[spəˈrædɪk sɔːrs]
nounpl: sporadic sources
fonte esporádica
1. An origin or point of emission that occurs irregularly, intermittently, or at unpredictable intervals
The investigation identified a sporadic source of contamination in the water supply.
A investigação identificou uma fonte esporádica de contaminação no abastecimento de água.
2. In scientific contexts, a point or location that produces radiation, particles, or signals in an infrequent or irregular manner
Astronomers detected a sporadic source of X-rays from the distant galaxy.
Astrônomos detectaram uma fonte esporádica de raios X da galáxia distante.
3. Any origin of noise, pollution, or disturbance that appears irregularly rather than continuously
The factory was identified as a sporadic source of noise pollution during weekends.
A fábrica foi identificada como uma fonte esporádica de poluição sonora nos fins de semana.
This term is primarily used in technical, scientific, and environmental contexts in both English-speaking and Portuguese-speaking communities. It is particularly common in discussions about environmental contamination, radiation detection, astronomy, and quality control. The concept is culturally neutral and translates directly across both Brazilian Portuguese and European Portuguese usage.
Synonyms / Sinônimos
intermittent sourceirregular sourceoccasional sourcerandom sourceunpredictable source
Antonyms / Antônimos
continuous sourceconstant sourcepersistent sourcesteady sourcepermanent source

Regional Variations

General Brazilian
fonte esporádica
Standard term used in scientific and technical contexts across Brazil
Portugal
fonte esporádica
Same usage as Brazilian Portuguese; commonly used in environmental and scientific reports
Technical/Academic
fonte intermitente
Alternative used in some academic contexts emphasizing the intermittent nature

Related Words

sporadicsourceemissionintermittentradiationcontaminationpollution

Related Idioms & Phrases

track down a sporadic source
identify a sporadic source
eliminate a sporadic source of interference
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