Meanings
nounpeptone (plural peptones)
plural peptones
- biochemistryAny water-soluble mixture of polypeptides and amino acids formed by the partial hydrolysis of protein.
Origin
- Proto-Indo-European*pekʷ-
- Proto-Indo-European*pékʷ-ye-
- Proto-Hellenic*pét͏̌t͏̌ō
- Ancient Greekπέσσω (péssō)bf.
- Ancient Greekπέπτω (péptō)
- Ancient Greekπεπτόν (peptón)
- GermanPepton
- Englishpeptone
From German Pepton, from Ancient Greek πεπτόν (peptón, “cooked, digested”) derived from πέπτω (péptō, “soften, ripen, boil, cook, bake, digest”).
More words from German, Ancient Greek
Full word history & related roots →Translations
French peptone
- peptonewater-soluble product of partial protein hydrolysis
Greek πεπτόνη
- πεπτόνη (peptóni)water-soluble product of partial protein hydrolysis
Italian peptone
- peptonewater-soluble product of partial protein hydrolysis
Portuguese peptona
- peptonawater-soluble product of partial protein hydrolysis
Spanish peptona
- peptonawater-soluble product of partial protein hydrolysis
Cite this entry
APA
peptone. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/peptone
MLA
“peptone.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/peptone. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “peptone,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/peptone.
Source: peptone on Wiktionary, CC BY-SA 4.0.