Where does “anœstrus” come from?

anœstrus (English) comes from English ān, from Middle English ān, from Old English ān, from Proto-West Germanic ain, from Proto-Germanic ainaz, from Proto-Indo-European óynos — one; single.

anœstrus (English): Obsolete form of anestrus

Definitions

  1. Obsolete form of anestrus

Ancestry of “anœstrus”, step by step

anœstrus traces back through two separate lines of ancestry.

via English ān

StepLanguageWordMeaning
1Englishān—
2Middle Englishāna, an indefinite article
3Old Englishānlonely; entirely alone, solitary, single; one
4Proto-West Germanicainone
5Proto-Germanicainazone; some
6Proto-Indo-Europeanóynosone; single

via English œstrus

StepLanguageWordMeaning
1EnglishœstrusObsolete form of oestrus
2Latinoestrusgadfly
3Ancient Greekοἶστροςgadfly, breese; a sting, anything that drives mad
4Proto-Indo-Europeanh₁eysh₂-to strengthen; to propel
Every word from Proto-Indo-European óynos →Every word from Proto-Germanic ainaz →Every word from Proto-West Germanic ain →
anœstrus — Etymology, Origin & Word History | Etymology Explorer