estrógeno
[esˈt̪ɾoxeno]
The verdict
“estrógeno” is uncommon Spanish (frequency #55,584 among 101,141 “E” headwords), classed as a noun. The kind of spelling people second-guess.
- #55,584
- frequency rank, Spanish
- 101,141
- “E” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Hormona sexual esteroidea femenina, primordialmente, generada por los ovarios, la placenta (por embarazo, obviamente) y, en menor proporción, las glándulas adrenales. Propicia el celo de los mamífe...
| Property | Value |
|---|---|
| Headword | estrógeno |
| Language | Spanish |
| Part of speech | Noun |
| IPA | [esˈt̪ɾoxeno] |
| Letters | 9 |
| Frequency rank | #55,584 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “estrógeno” sits in Spanish frequency
Rare enough to double-check
estrógeno is uncommon Spanish at frequency #55,584 among 101,141 “E” headwords, classed as anoun, transcribed [esˈt̪ɾoxeno]. Rarity is why readers land here mid-draft. Gloss: "Hormona sexual esteroidea femenina, primordialmente, generada por los ovarios, la placenta (por embarazo, obviamente) y, en menor proporción, las glándulas adrenales. Propicia el celo de los mamífe...".
estrógeno has no tracked misspelling variants, which points to an orthography that plays by predictable Spanish rules. It is not paired with a close-neighbour confusable in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.
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 Spanish form is estrógeno, spelled E-S-T-R-Ó-G-E-N-O.
Definition
- 1Hormona sexual esteroidea femenina, primordialmente, generada por los ovarios, la placenta (por embarazo, obviamente) y, en menor proporción, las glándulas adrenales. Propicia el celo de los mamíferos.
This word in other languages
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 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “estrógeno”
The practical upshot for anyone who landed here from a spell-check.
- The one correct Spanish spelling is E-S-T-R-Ó-G-E-N-O - every other letter order is a misspelling in standard orthography.
- Say it as [esˈt̪ɾoxeno] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more Spanish words and confusable pairs in the same reference. Spanish words
Other uncommon Spanish words near this rank
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.