phenolphthalein laxative

Mira otros diccionarios:

• Phenolphthalein — IUPAC name 3,3 bis(4 hydroxyphenyl)isobenzofuran 1(3H) one …   Wikipedia

• Phenolphthalein — Phe nol*phthal e*in, n., or Phenol phthalein Phenol phthalein(Chem.) A white or yellowish white crystalline substance, {C20H14O4}, formed by condensation of the anhydride of phthalic acid and phenol. Its solution in alkalies is brilliant red, but …   The Collaborative International Dictionary of English

• phenolphthalein — [fē΄nōl thal′ēn΄, fē΄nōl thal′ē in; fē΄nōl fthal′ēn, fē΄nōlfthal′ē in] n. [ PHENOL + PHTHALEIN] a white to pale yellow, crystalline powder, C20H14O4, used as a laxative, in making dyes, and as an acid base indicator in chemical analysis: it is… …   English World dictionary

• Laxative — Laxatives (purgatives, aperients) are foods, compounds, or drugs taken to induce bowel movements or to loosen the stool, most often taken to treat constipation. Certain stimulant, lubricant, and saline laxatives are used to evacuate the colon for …   Wikipedia

• phenolphthalein — /fee nawl thal een, ee in, fthal , nol /, n. Chem., Pharm. a white, crystalline compound, C20H14O4, used as an indicator in acid base titration and as a laxative. [1870 75; PHENOL + PHTHALEIN] * * * ▪ chemical compound       an organic compound… …   Universalium

• Phenolphthalein — A compound used as a laboratory reagent and acid base indicator and also used in over the counter (OTC) laxative preparations. Phenolphthalein may be a carcinogen (cancer causing agent). Feeding of phenolphthalein caused cancer in multiple organs …   Medical dictionary

• Laxative — Something that loosens the bowels. Used to combat constipation (and sometimes overused, producing diarrhea). The word “laxative” comes from the Latin “laxare” meaning “to open, widen, extend, release.” * * * 1. Mildly cathartic; having the action …   Medical dictionary

• laxative — laxatively, adv. laxativeness, n. /lak seuh tiv/, n. 1. a medicine or agent for relieving constipation. adj. 2. of, pertaining to, or constituting a laxative; purgative. 3. Archaic. a. (of the bowels) subject to looseness. b. (of a disease)… …   Universalium

• phenolphthalein — noun Etymology: International Scientific Vocabulary phenol + phthalein any of various xanthene dyes, from phthalic acid Date: 1875 a white or yellowish white crystalline compound C20H14O4 used in analysis as an indicator because its solution is… …   New Collegiate Dictionary

• phenolphthalein — Indicator dye that is colourless at neutral pH and red pink in slightly alkaline solutions. Also used as a laxative …   Dictionary of molecular biology

• phenolphthalein — noun /finɔlˈfθælin/lang=en A quinone derivative used as a pH indicator, and once used as a laxative …   Wiktionary