Langimage
English

autofermentation

|au-to-fer-men-ta-tion|

C2

🇺🇸

/ˌɔːtoʊfɚmɛnˈteɪʃən/

🇬🇧

/ˌɔːtəʊfəmɛnˈteɪʃən/

self-driven fermentation

Etymology
Etymology Information

'autofermentation' originates from Greek 'autos' meaning 'self' and Latin 'fermentare' (via French/Latin influence) meaning 'to leaven, to cause fermentation'.

Historical Evolution

'ferment' comes from Latin 'fermentum' → Old French 'ferment' → Middle English 'ferment'; the prefix 'auto-' from Greek 'autos' entered English formations via Latin/Greek borrowing. The modern compound 'autofermentation' is a 19th–20th century formation combining these elements to denote self-driven fermentation.

Meaning Changes

Initially the elements meant 'self' and 'to cause fermentation'; over time they combined into a technical term denoting either spontaneous (wild) fermentation or internally driven cellular fermentation, which is the current usage.

Meanings by Part of Speech

Noun 1

spontaneous fermentation that occurs without the deliberate addition of a starter culture, relying on indigenous (wild) microorganisms present on the raw materials or in the environment.

The sauerkraut was produced by autofermentation, relying on the cabbage's native bacteria.

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Noun 2

in a biochemical/cellular context, fermentation processes carried out within cells using internal substrates or pathways (self-contained metabolic fermentation) often when external electron acceptors are absent.

Under anaerobic conditions the bacteria switched to autofermentation to maintain ATP production.

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Last updated: 2025/11/25 11:30