Where does “quarantine” come from?

Quarantine comes from Italian quarantina, derived from Italian -ina suffix and Latin quadraginta meaning forty, from Latin -inus and Proto-Indo-European kʷetwr̥-dḱomt.

quarantine (English): The desert in which Christ fasted for 40 days...

Definitions

  1. The desert in which Christ fasted for 40 days...

Ancestry of “quarantine”, step by step

quarantine traces back through 3 separate lines of ancestry.

via German Quarantäne

StepLanguageWordMeaning
1GermanQuarantänequarantine
2Russianкарантинъ
3Polishkwarantannaquarantine
4Frenchquarantainea number or group of or about forty
5Italianquarantinaapproximately forty; period of forty days
6Italianquarantaforty
7Late Latinquarranta
8Latinquadrāgintāforty; 40
9Proto-Indo-Europeankʷetwr̥̄ḱomt
10Proto-Indo-Europeankʷétwr̥dḱomtforty
11Proto-Indo-Europeankʷetwr̥-four, fourfold
12Proto-Indo-Europeankʷetwóresfour
13Proto-Indo-Europeankʷe-and

via Medieval Latin quarentina

StepLanguageWordMeaning
1Medieval Latinquarentinaforty days

via Middle English quarentine

StepLanguageWordMeaning
1Middle Englishquarentine

Words derived from “quarantine

Every word from Proto-Indo-European kʷe-