noun
definition
A substance which draws tissue together, thus restricting the flow of blood.
adjective
definition
Extremely sour, bitter.
definition
Sharp, caustic, severe.
definition
Causing a dry or puckering mouthfeel; characteristic of foods with high tannin content, such as certain kinds of berries and citrus fruits.
definition
Having the effect of drawing tissue together; styptic.
Examples of astringent in a Sentence
The physical properties of the powder also give it a mild astringent action.
It has a sweet astringent taste, very soluble in water, but scarcely soluble in alcohol.
Iron in the intestine causes an astringent or constipating effect.
The bark is astringent; it is used for tanning and dyeing.
Calcium salts form insoluble soaps with fats, and combine with albumen in a manner which makes them soothing and astringent rather than irritating.
The leaves and husk of the fruit are resinous and astringent, and are sometimes used medicinally as well as for dyeing purposes.
The fruit-stalk is very short, bearing a subglobose fruit an inch or rather more in diameter, of an orange-yellow colour, and with a sweetish astringent pulp. It is surrounded at the base by the persistent calyxlobes, which increase in size as the fruit ripens.
It crystallizes in white or pale fawn-coloured acicular prisms or silky needles, and is soluble in alcohol and ether, and in loo parts of cold and 3 of boiling water; it is without odour and has an astringent and an acid taste and reaction.
Their soluble salts combine with albumen and preserve it, strong solutions being extremely irritant or caustic, while weaker ones are astringent simply, or even soothing.
Morphine is an analgesic and hypnotic, relieving pain and producing deep sleep. As contrasted with opium it differs in being less astringent and constipating.
The underground woody stem is astringent and yields a yellow dye.
The perchloride, sulphate and pernitrate are strongly astringent; less extensively they are used in chronic discharges from the vagina, rectum and nose, while injected into the rectum they destroy worms.
Soluble salts of manganese, aluminium, zinc, copper, gold, platinum and bismuth have, when given by the mouth, little action beyond their local astringent or irritating effects; but when injected into a blood vessel they all exert much the same depressing effect upon the heart and nervous system.
The solution reddens litmus and is an astringent.
It contains, in addition to tannin, a peculiar principle called larixin, which may be obtained in a pure state by distillation from a concentrated infusion of the bark; it is a colourless substance in long crystals, with a bitter and astringent taste, and a faint acid reaction; hence some term it larixinic acid.
The witch hazel is quite a distinct plant, Hamamelis virginica, of the natural order Hamamalideae, the astringent bark of which is used in medicine.
Acacia arabica is the gum-arabic tree of India, but yields a gum inferior to the true gum-arabic. An astringent medicine, called catechu or cutch, is procured from several species, but more especially from Acacia catechu, by boiling down the wood and evaporating the solution so as to get an extract.
If the granulations tend to become too abundant, some astringent, such as sulphate of copper or sulphate of zinc, is added to the water.
Thus in the eye and ear, lotions containing an antiseptic, a sedative and an astringent are very generally used.
The effects of the nitrate being both astringent and stimulating as well as bactericidal, solutions of it are used to paint indolent ulcers.
When given medicinally preparations of iron have an astringent taste, and the teeth and tongue are blackened owing to the formation of sulphide of iron.
If iron be given in excess, or if the hydrochloric acid in the gastric juice be deficient, iron acts directly as an astringent upon the mucous membrane of the stomach wall.
The action of tannic acid is strictly local, and depends upon its power of precipitating albumen and of destroying germs. It thus acts as an astringent on all mucous membranes.
Where tannin drugs are useful, as in diarrhea, the fluid extract is an excellent astringent.
It produces a pale liquor with a slightly astringent taste that works very well with the flowery Bergamot flavor.
The ingredients act on bacteria and fungi, is kind to sensitive skin and mildly astringent.
Dab a cotton ball with an astringent or toner.
Internally lead has an astringent action on the mucous membranes, causing a sensation of dryness; the dilute solution of the subacetate forms an effective gargle in tonsillitis.
It is essential that a large quantity should be used, as otherwise the seat of irritation may not be reached by the astringent.
Medicinally, gallic acid has been, and is still, largely used as an astringent, styptic and haemostatic. Gallic acid, however, does not coagulate albumen and therefore possesses no local astringent action.
They all have a poisonous action on protoplasm, which makes them useful in medicine as antiseptics, disinfectants, germicides, anti-fermentatives and parasiticides; when locally applied they are more or less irritating, and, when very dilute, astringent.
An oil obtained from the inner bark is astringent and is used in the treatment of various skin afflictions, especially eczema and psoriasis.
The bark has an astringent and slightly bitter taste.
Horse Chestnut Extract - a natural astringent, its seed contains tannic acid, which has a soothing effect.
A strongly astringent herb, is used internally and externally for a large number of complaints, treatment for wounds and bleeding.
The said kernels being burned, are very astringent.
His talk was insightful and refreshingly astringent and very much enjoyed.
The odor is a little like balsam and terebinth, and the taste astringent.
Armenian bole is also used in medicine as an astringent, and as a base for gilding on wooden panel paintings.
On the palate, the wine was rather more astringent, brisker perhaps, with a touch of aristocratic hauteur.
The bark exudes a kino (astringent tannin ).
Lead salts are applied as lotions in conditions where a sedative astringent effect is desired, as in weeping eczema; in many varieties of chronic ulceration; and as an injection for various inflammatory discharges from the vagina, ear and urethra, the Liquor Plumbi Subacetatis Dilutum being the one employed.
An astringent works to cleanse and close the pores, protecting them from being clogged by dirt and oil.
Aloe Vera is a fantastic astringent and toner for oily skin.
In South America, people frequently use acai pulp as an antibacterial astringent, rubbing it onto minor cuts and abrasions to prevent infection.
Due to its anti-inflammatory and astringent properties, it has been used throughout the world to treat skin conditions and infections.
Green tea has astringent and diuretic properties too, which will help flush the kidneys.
Nettles are an overall astringent, cleansing tonic.
Once you've gathered all supplies, soak a cotton ball in witch hazel astringent and apply directly to the facial surface to remove excess oil.
Paan is also used as an astringent to clear the digestive system.