unexplained increase

[/ˌʌnɪkˈspleɪnd ɪnˈkriːs/]
noun phrasepl: unexplained increases
aumento inexplicável
1. A rise or growth in quantity, value, or intensity that cannot be accounted for or justified by known causes or reasons
The company reported an unexplained increase in production costs this quarter.
A empresa relatou um aumento inexplicável nos custos de produção neste trimestre.
2. An unexpected surge in numbers, statistics, or measurements without clear or documented explanation
Health officials are investigating an unexplained increase in flu cases.
Os oficiais de saúde estão investigando um aumento inexplicável nos casos de gripe.
This phrase is commonly used in business reports, medical investigations, and statistical analysis in both Brazilian and American English contexts. In Brazil, it frequently appears in corporate earnings calls and government health bulletins. The term carries a sense of concern or urgency, as unexplained increases often trigger formal investigations or reviews.
Synonyms / Sinônimos
unexplained risemysterious increaseunexplained surgeunaccounted increaseunexplained growthanomalous increase
Antonyms / Antônimos
explained decreasedocumented declinejustified reductionaccounted decrease

Regional Variations

General Brazilian
aumento inexplicável
Standard and most commonly used term in Brazil
Rio de Janeiro
aumento sem explicação
Colloquial variation common in Rio
São Paulo
aumento inexplicável / aumento não justificado
Business and technical contexts often use 'não justificado'
Portugal
aumento não explicado
Portuguese European variant; slight grammatical preference

Related Words

anomalydiscrepancysurgespikeescalationinvestigation

Related Idioms & Phrases

a jump out of nowhere
came out of the blue
a spike for no apparent reason
an uptick that defies explanation
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →