œstriol

Spelling & Dictionary Insight

The French entry for œstriol is 7 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as \øs.tʁi.ɔl\. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader.The dominant gloss from Wiktionary reads: "Hormone présente dans l’urine des femmes enceintes.".

No frequent misspelling variants are recorded for œstriol in our index, suggesting the orthography either follows predictable French patterns or the word is uncommon enough that typo corpora lack signal.It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

No explicit etymology string is stored for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. For readers arriving here from a spelling check, the authoritative guidance is: the correct French form is œstriol, spelled Œ-S-T-R-I-O-L, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.