bacilo

/baˈsi.lu/

//baˈsi.lu// noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“bacilo” is an uncommon Portuguese word, ranked #66,622 in Portuguese word frequency and used as a noun.

#66,622
frequency rank, Portuguese
6
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - nome comum ao gênero de bactérias Bacillus, tendo em comum a forma de bastonete, a produção interna de esporos (endósporos) e de enzimas que podem ser tóxicas e deletérias e que, quando submetidas ...

Key facts for bacilo
PropertyValue
Headwordbacilo
LanguagePortuguese
Part of speechNoun
IPA/baˈsi.lu/
Letters6
Frequency rank#66,622
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “bacilo” sits in Portuguese frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). bacilo lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The Portuguese entry for bacilo is 6 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /baˈsi.lu/. Corpus data places it at rank #66,622 in overall Portuguese word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Zero misspellings are on record for bacilo in our index, a sign its spelling follows regular Portuguese conventions. Our confusable-pair dataset has no match for it, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Our source data has no etymology on file for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Portuguese form is bacilo, spelled B-A-C-I-L-O.

Definition

  1. 1
    nome comum ao gênero de bactérias Bacillus, tendo em comum a forma de bastonete, a produção interna de esporos (endósporos) e de enzimas que podem ser tóxicas e deletérias e que, quando submetidas ao contraste de Gram, reagem positivamente, algumas das quais são úteis como a B. thuringiensis ou a B. amyloliquefaciens usada na pesquisa de DNA entre outros fins
  2. 2
    diz-se de toda bactéria que tem forma de bastonete, pertencendo ou não ao gênero Bacillus

Synonyms

bacil(i)-bacilo-

This word in other languages

bacillus(English)bacilo(Español)Bazillus(Deutsch)

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "bacilo"?
"bacilo" is spelled B-A-C-I-L-O. The IPA pronunciation is /baˈsi.lu/.
What does "bacilo" mean?
As a noun, "bacilo" means: nome comum ao gênero de bactérias Bacillus, tendo em comum a forma de bastonete, a produção interna de esporos (endósporos) e de enzimas que podem ser tóxicas e deletérias e que, quando submetidas ...
How do you pronounce "bacilo"?
The IPA (International Phonetic Alphabet) transcription for "bacilo" is /baˈsi.lu/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "bacilo" come from?
"bacilo" is a Portuguese word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “bacilo”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct Portuguese spelling is B-A-C-I-L-O - every other letter order is a misspelling in standard orthography.
  • Say it as /baˈsi.lu/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more Portuguese words and confusable pairs in the same reference. Portuguese words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list