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Answer for the clue "A chemical phenomenon in which an organic molecule splits into simpler substances", 12 letters:

Alternative clues for the word fermentation

A process in which an agent causes an organic substance to break down into simpler substances

Especially, the anaerobic breakdown of sugar into alcohol

A state of agitation or turbulent change or development

Word definitions for fermentation in dictionaries

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Fermentation \Fer`men*ta"tion\ (f[~e]r`m[e^]n*t[=a]"sh[u^]n), n. The process of undergoing an effervescent change, as by the action of yeast; in a wider sense (Physiol. Chem.), the transformation of an organic substance into new compounds by the action...

Wiktionary Word definitions in Wiktionary
n. 1 (context biochemistry English) Any of many anaerobic biochemical reactions in which an enzyme (or several enzymes produced by a microorganism) catalyses the conversion of one substance into another; especially the conversion (using yeast) of sugars...

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
late 14c., in alchemy, with a broad sense; modern scientific sense is from c.1600; from Late Latin fermentationem (nominative fermentatio ), noun of action from past participle stem of Latin fermentare "to ferment" (see ferment (v.)). Figurative use attested...

WordNet Word definitions in WordNet
n. a process in which an agent causes an organic substance to break down into simpler substances; especially, the anaerobic breakdown of sugar into alcohol [syn: zymosis , zymolysis , fermenting , ferment ] a state of agitation or turbulent change or development;...

Wikipedia Word definitions in Wikipedia
Fermentation is a metabolic process whereby electrons released from nutrients are ultimately transferred to molecules obtained from the breakdown of those same nutrients. Fermentation may also refer to: Ethanol fermentation , the production of ethanol for...

Usage examples of fermentation.

Botanically, each fruit is a collection of berries on a common pulpy receptacle, being, like the Strawberry, especially wholesome for those who are liable to heartburn, because it does not undergo acetous fermentation in the stomach.

Like the strawberry, if eaten without sugar and cream, it does not undergo any acetous fermentation in the stomach, even with gouty or strumous persons.

These juices, together with those of the pear, the peach, the plum, and other such fruits, if taken without adding cane sugar, diminish acidity in the stomach rather than provoke it: they become converted chemically into alkaline carbonates, which correct sour fermentation.

The ripe smell of the bullaces gave an exotic scent, sun-heated with a hint of fermentation.

I allow myself the pleasure of thinking that I am causing some of my readers a little surprise when I tell them that cacao is fermented, and that the fermentation produces alcohol.

It is commonly stated that during fermentation there is generated theobromine, the alkaloid which gives cacao its stimulating properties, but the estimation of theobromine in fermented and unfermented beans does not support this.

I am strongly in favor of fermenting manure, and should be glad to have it shown that fermentation does actually convert insoluble phosphates into a soluble form.

As is usual with fermentation, the temperature begins to rise, and if you thrust your hands into the fermenting beans you find they are as hot and mucilaginous as a poultice.

The temperature is the simplest guide to the amount of fermentation taking place, and the uniformity of the temperature in all parts of the mass is desirable, as showing that all parts are fermenting evenly.

Yunnan province of China, are unique due to a true fermentation -- not the oxidation used for oolong or black teas.

Beers of the German type are less heavily hopped and more peptonized than English beers, and more highly charged with carbonic acid, which, owing to the low fermentation and storing temperatures, is retained for a comparatively long time and keeps the beer in condition.

Sir William Roberts, of Manchester, has advised jujubes, made of gum arabic and pyrethrum, to be slowly masticated by persons who suffer from acid fermentation in the stomach, a copious flow of alkaline saliva being stimulated thereby in the mouth, which is repeatedly swallowed during the sucking of one or more of the jujubes, and which serves to neutralise the acid generated within the stomach.

Several others turned out to be natural sapogenins which we could raise in our artificial climate, and modify into anti-agathics by two or three subsequent fermentation steps.

The tindery sweet scents of morning sun on clover, the wholesome stink of the herd, were here and there touched by the fermentation of fallen red apples lying in the grass.

Given time and another round of fermentation and tirage, still wines could become champagnes.