The story
- Proto-Indo-European*sek-?
- Proto-Indo-European*skey-
- Latinsciō
- Latinsciēns
- Latinscientia
- Proto-Indo-European*dʰeh₁-
- Proto-Italic*θakos
- Medieval Latinscientificus
- Middle Frenchscientifique
- English todayscientific
Borrowed from Middle French scientifique, from Medieval Latin scientificus (“pertaining to science”).
Etymology from Wiktionary, CC BY-SA 4.0.