The process of decomposing organic matter (as in sewage) by bacteria

Usage examples of digestion.

Assimilative debility is indicated by an impaired digestion and a consequent suppression, or an abnormal state of the secretions.

The experiments proving that the leaves are capable of true digestion, and that the glands absorb the digested matter, are given in detail in the sixth chapter.

It matters not whether he is professional or amateur, so he is untouched by academicism and has not done so much reading or writing as to impair his mental digestion and his clarity of vision.

The nostrums advertised extensively over the country as specifics for this disease, while they may, in some instances, prevent the attacks for a short time, irritate the stomach, impair digestion, lower vitality, and permanently injure the system, often rendering the disease incurable.

It may be well to premise for the sake of any reader who knows nothing about the digestion of albuminous compounds by animals that this is effected by means of a ferment, pepsin, together with weak hydrochloric acid, though almost any acid will serve.

That ordinary alimentation, which includes the process of digestion, the subsequent vital changes involved in the conversion of food into blood, and its final transformation into tissue, causes mental languor and dullness, as well as bodily exhaustion, is attested by universal experience.

In minute doses Blood-root is a valuable alterative, acting upon the biliary secretion and improving the circulation and digestion.

BY this time, the English Ambassage Extraordinary, three hundred strong, with its aching diplomacy and its groaning digestions, with its cliques, its amateurs, its professionals and with the Earl and Countess of Lennox, was already at Orleans, not much more than two hundred miles away.

Comanche had that blissful look of the bayman who has eaten just a little too much, Ned had assumed the glassy stare with which he always succumbs to the processes of digestion, osmosis, transmogrification and apotheosis on such occasions, and the rest were trying their land-legs about the banquet hall.

The latter possess double endowments, and not only participate in the operations of deglutition, digestion, circulation, and respiration, but are also nerves of sensation and instinctive motion.

The special dietetic value of Lemons consists in their potash salts, the citrate, malate, and tartrate, which are respectively antiscorbutic, and of assistance in promoting biliary digestion.

Oatmeal comes the nearest to wheat in the amount of nitrogen or protein, but the digestible part of this is much smaller than in wheat, and the indigestible portion is decidedly irritating to the bowels, so that if used in excess of about one-fifth of our total starch-food required, it is likely to upset the digestion.

My guess would be that uranium salts act as a catalytic agent in the processes of metabolism and digestion, somewhat as some of our own ductless gland secretions.

On this account they should not be eaten when at all old and hard by persons of slow digestion, because apt to lodge in the intestines, and to become entangled in their caecal pouch, or in its appendix.

According to the Salernitan maxim, if the fruit of the Walnut be eaten after fish, the digestion of the latter is promoted:-- Post pisces nux sit: post carnes case us esto.