quantum
Portuguese, noun
quantum is spelled Q-U-A-N-T-U-M (7 letters) and appears 1.2 times per million words in written Portuguese, the 30,037th most frequent Portuguese word form (wordfreq, 2021 data). Quantum is a Portuguese masculine noun meaning “quantum (indivisible unit of a given quantity)” (English Wiktionary, September 2026). With an accent, quântum is a different word: “rare spelling of quantum”. The Portuguese Wiktionary (Wikcionário) defines it as “quantidade de energia eletromagnética indivisível; quantidade de energia que um elétron emite ou absorve ao…”.
What does quantum mean in English?
noun
- 1
masculinequantum (indivisible unit of a given quantity)
noun
- 1
masculinerarerare spelling of quantum
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How Portuguese dictionaries define it
noun: 1. quantidade de energia eletromagnética indivisível; quantidade de energia que um elétron emite ou absorve ao saltar de uma órbita estacionária para outra
The definition in the Portuguese Wiktionary (Wikcionário), in Portuguese.
Source: Portuguese Wiktionary (Wikcionário), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of quantum
- quanta plural
- quantuns plural uncommon
- quântum alternative rare
- quântuns plural
Source: English Wiktionary and Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026).
English words that translate to quantum
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is quantum in Portuguese?
quantum appears 1.2 times per million words in written Portuguese.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).