What's the difference between astringent and caustic?

Astringent


Definition:

  • (a.) Drawing together the tissues; binding; contracting; -- opposed to laxative; as, astringent medicines; a butter and astringent taste; astringent fruit.
  • (a.) Stern; austere; as, an astringent type of virtue.
  • (n.) A medicine or other substance that produces contraction in the soft organic textures, and checks discharges of blood, mucus, etc.

Example Sentences:

  • (1) The mouthwash study employed a 0.2% chlorhexidine gluconate solution, a 0.5% astringent solution and a control mouthwash.
  • (2) According to preference, a special astringent cream may be a suitable alternative to cotton inner gloves.
  • (3) There also appeared to be much greater scope for the use of astringents and effective preventative measures in addition to aural toilet.
  • (4) Other less astringent compounds (gallic and tartaric acids) had only slight effects on Isc.
  • (5) Electrophysiological recordings were made here from the whole chorda tympani nerve in gerbil to understand the interactive effect of astringent-tasting molecules with a broad spectrum of tastants including mono- and divalent salts, bitter compounds, acids, and sweeteners.
  • (6) However, aluminum chloride showed pronounced astringency and was the only compound to bring about rapid resolution of the signs and symptoms of athlete's foot in open-ended clinical trials.
  • (7) Their interactions with proteins, polysaccharides, and the alkaloid caffeine are discussed at the molecular level, and these fundamental properties are related to the quality of astringency that polyphenols possess.
  • (8) Facial moisturizers are part of the cosmetic category known as skin care products, which also includes other facial products such as astringents, toners, soaps, and bath products.
  • (9) A striking contrast was presented by France, which would not budge from an astringent and classic definition of what comprised the secular: a strict separation of religion from the state, or, for that matter, from the public domain.
  • (10) Equally effective astringent gingival deflection agents such as alum, aluminum sulfate, and aluminum chloride exert no systemic effects.
  • (11) Clays employed historically in the consumption of astringent acorns plus seven edible clays from Africa were examined in relation to the functional significance of human geophagy.
  • (12) The results indicated that washing the grain prior to cooking increased the consistency of the product and eliminated the astringency of the grain.
  • (13) The more astringent sensibility belongs, of course, to Dahl: one born of boarding-school bullying, extreme heroism in the second world war as a fighter ace and the death of a beloved child (to whom he dedicated The BFG).
  • (14) This study analyzes the therapeutic properties of the herbs they produced (such as diuretic, stimulant, narcotic, emetic, astringent), using a classification scheme based on the location of the botanical substance's effect vis-à-vis body boundaries and surfaces.
  • (15) and the aromatic, astringent 'pan' (leaves of Piper betel L.) chewed with it.
  • (16) The astringency of the drug was mainly due to proanthocyanidins with degrees of polymerization from 5-10, and these were also the astringent compounds of rhatany tea and tincture.
  • (17) While not appearing to act by the release of adrenal hormones, tannins may produce effects in a non-specific manner by their astringent properties on cell membranes thus affecting cell functions.
  • (18) Tasing panel work on these fractions shows that bitterness is predominantly associated with oligomeric procyanidins and astringency with polymeric procyanidins.
  • (19) The inhibition of some of these pathways may contribute to the astringent taste sensation.
  • (20) Yogurts with more than 5.6% protein were too firm and had an astringent flavor.

Caustic


Definition:

  • (a.) Alt. of Caustical
  • (a.) Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.
  • (a.) A caustic curve or caustic surface.

Example Sentences:

  • (1) According to the report filed by the New York state department of financial services (NYSDFS), when warned by a US colleague about dealings with Iran, a Standard Chartered executive caustically replied: "You f---ing Americans.
  • (2) He had severe standards and was caustic about people in public life and the way things were run.
  • (3) Fatale haemoptysis occurred as a result of circumferential caustic erosion to the right intermediate bronchus caused by a tablet of ferrous sulphate which remained in contact for 4 days.
  • (4) Four cases of combined hypopharyngeal and cervical esophageal stricture secondary to caustic ingestion are presented.
  • (5) Initial endoscopic examination showed moderate caustic esophagitis in all patients, and esophageal atony and poor distension were early roentgenographic observations.
  • (6) The stigma of having no brothers or sisters meant that any acting up was immediately dismissed with a caustic, “Well, he is an only child.” The subtext was that my parents had doted on me excessively, inflating my sense of importance.
  • (7) The caustic property of silver nitrate prompted a double-blind, controlled study of a possible causal relationship between use of the agent for prophylaxis against ophthalmic infection in the newborn and the subsequent development of nasolacrimal duct obstruction.
  • (8) The effects of accidental ingestion of a caustic detergent are studied in the report of 14 patients seen in the Hennepin County Medical Center.
  • (9) The success of conservative treatment has been higher in patients younger than 8 years of age, and in strictures due to caustics other than lye involving upper third portion and less than five cm of an esophageal segment.
  • (10) Despite the sometimes self-deprecating shtick – in sharp contrast to Putin's self-mythologising antics – there remains disquiet about what Navalny really represents, behind the caustic put-downs and cool persona.
  • (11) Caustic ingestion in adults must be viewed as a problem different from that of accidental ingestion in children.
  • (12) Exposure to caustic agents is a common problem, affecting thousands of individuals annually.
  • (13) This result counters the theory that a caustic response is a prerequisite for successful therapy.
  • (14) With both kinds of caustic agents the decrease of acid phosphatase activity was more striking than that of the alkaline phosphatase.
  • (15) Even so, Iain Macleod and Enoch Powell refused invitations to join the new government and Macleod published in the Spectator a caustic account of all the skullduggery.
  • (16) L'eau de Javel (bleaching agent with sodium hypochloride) was the most frequently encountered caustic substance (89%).
  • (17) The indication for esophageal replacement was atresia in 92 children and intractable stricture (peptic, caustic, or congenital) in 20.
  • (18) In order to examine the injuries and functional abnormalities of these sites following caustic ingestion, the records of The Johns Hopkins Swallowing Center were reviewed.
  • (19) Afterwards, in a sign that she has not yet lost her caustic side, Sobchak wrote in her Tatler column: "Bozhena equally suffers for the fate of her motherland as for the fate of her fur coats."
  • (20) Roy Keane’s most outspoken attack on Sir Alex Ferguson branched out into caustic criticisms of José Mourinho as he branded the Chelsea’s manager conduct “disgraceful” and explained why he refused to shake his hand towards the end of Aston Villa’s recent match at Stamford Bridge .