emulsio

Forms

ēmulsiō f (genitive ēmulsiōnis); third declension^[1]

Etymology

It is formed from Latin ēmulgeō + -tiō as a noun of action, from ēmulgeō (“to milk out”),^[1][2] which is formed from ex- (“out”) and mulgeō (“to milk”),^[2] which de Vaan traces to Proto-Italic *molgeje- and Proto-Indo-European *h₂mlǵ-eie- (“to milk”).^[3]

Semantic evolution

It is a New Latin word for an emulsion.^[1] French had émulsion from it in the 16th century, and English took emulsion in the 1610s, of a mixture of liquids in which one is suspended in the other in tiny globules.^[2] Wiktionary also gives it as the source of German Emulsion and of Spanish emulsión and Italian emulsione.^[1]

Timeline

• 16th century – French borrows it as émulsion.^[2]
• 1610s – English borrows emulsion, from French.^[2]

Meanings

Noun

1. (New Latin) An emulsion.^[1]

Related words

• mulgeo
• English emulsion

References

1. ^ a b c d e f g Wiktionary, the free dictionary, https://en.wiktionary.org
2. ^ a b c d e Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
3. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill