thesis

/ˈθiː.sɪs/

//ˈθiː.sɪs// noun

The verdict

“thesis” is uncommon Portuguese (frequency #76,762 among 917 “T” headwords), classed as a noun. The kind of spelling people second-guess.

#76,762
frequency rank, Portuguese
917
“T” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - tese, afirmação suportada por argumentos:

Corpus desk

Index PT-thesis · thesis · Portuguese

thesis · rank #76,762 · 0 variants · 0 confusables

  • FREQ-RARE #76,762
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 917
  • PHOTO-FINISH tetracampeona…

Nearest frequency peer: tetracampeonato (-3 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Ranks da cauda longa perto de “thesis”

Faixa escassa: as barras invertem o rank para o raro ler-se mais curto

corpus weight

What this shows Vista da cauda longa: onde “thesis” se situa face a ranks portugueses igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for thesis
PropertyValue
Headwordthesis
LanguagePortuguese
Part of speechNoun
IPA/ˈθiː.sɪs/
Letters6
Frequency rank#76,762
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “thesis” em português

Da esquerda para a direita: o pouco que carrega a fala diária, depois a cauda longa quase invisível.thesiscai nesta cauda de raridade:

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

O eixo é logarítmico: cada tick marca cerca de dez vezes menos frequência. Vizinhos raros da mesma faixa: “tetracampeonato” (#76,759), “teal” (#76,752), “talude” (#76,748). Entre 917 lemas com “T”, “thesis” fica em #76,762. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

thesis is uncommon Portuguese at frequency #76,762 among 917 “T” headwords, classed as anoun, transcribed /ˈθiː.sɪs/. Rarity is why readers land here mid-draft. 2 senses are on record.

No generated misspelling entries exist for thesis in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. We don't track a confusable pairing for this entry, since no other headword is close enough in sound or shape to pair with it.

This headword's origin isn't recorded in our source data, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct Portuguese form is thesis, spelled T-H-E-S-I-S.

Definition

  1. 1
    tese, afirmação suportada por argumentos:
  2. 2
    tese, trabalho apresentado para obtenção de grau acadêmico:

Recorded use

Wiktionary examples

These source excerpts show how thesis appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Immediately after the German invasion of the USSR during World War Two, Adolf Hitler put forward a thesis that the Red Army made extensive preparations for an offensive war in Europe, thus justifying the German invasion as a preemptive strike.
  2. All his scientific life was linked with the Institute of Biology in Yekaterinburg where he defended his second thesis and became doctor of science in 1954.

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 "thesis"?
"thesis" is spelled T-H-E-S-I-S. The IPA pronunciation is /ˈθiː.sɪs/.
What does "thesis" mean?
As a noun, "thesis" means: tese, afirmação suportada por argumentos:
How do you pronounce "thesis"?
The IPA (International Phonetic Alphabet) transcription for "thesis" is /ˈθiː.sɪs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "thesis" come from?
"thesis" is a Portuguese word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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.

Similar Portuguese words by spelling shape

Same letter count and similar misspelling depth for "thesis", not the corpus desk frequency band.

Same letter count

Frequency-ranked Portuguese headwords with 6 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list