(a.) Sour, sharp, or biting to the taste; tart; having the taste of vinegar: as, acid fruits or liquors. Also fig.: Sour-tempered.
(a.) Of or pertaining to an acid; as, acid reaction.
(n.) A sour substance.
(n.) One of a class of compounds, generally but not always distinguished by their sour taste, solubility in water, and reddening of vegetable blue or violet colors. They are also characterized by the power of destroying the distinctive properties of alkalies or bases, combining with them to form salts, at the same time losing their own peculiar properties. They all contain hydrogen, united with a more negative element or radical, either alone, or more generally with oxygen, and take their names from this negative element or radical. Those which contain no oxygen are sometimes called hydracids in distinction from the others which are called oxygen acids or oxacids.
Example Sentences:
(1) The amino acid sequence deduced from the nucleotide sequence contained both amino- and carboxyl-terminal sequences.
(2) F(420) is photolabile aerobically in neutral and basic solutions, whereas the acid-stable chromophore is not photolabile under these conditions.
(3) The high amino acid levels in the cells suggest that these cells act as inter-organ transporters and reservoirs of amino acids, they have a different role in their handling and metabolism from those of mammals.
(4) If ascorbic acid was omitted from the culture medium, the extensive new connective tissue matrix was not produced.
(5) The interaction of the antibody with both the bacterial and the tissue derived polysialic acids suggests that the conformational epitope critical for the interaction is formed by both classes of compounds.
(6) Arachidic acid was without effect, while linoleic acid and linolenic acid were (on a concentration basis) at least 5-times less active than arachidonic acid.
(7) An unsaturated fatty acid auxotroph of Escherichia coli was grown with a series of cis-octadecenoate isomers in which the location of the double bond varied from positions 3 to 17.
(8) The ability of azelastine to influence antigen-induced contractile responses (Schultz-Dale phenomenon) in isolated tracheal segments of the guinea-pig was investigated and compared with selected antiallergic drugs and inhibitors of arachidonic acid metabolism.
(9) After 4 to 6 hours of recirculation, accumulation of vasoactive amine, 5-hydroxytryptamine, its major metabolite, 5-hydroxyindole acetic acid, and its precursor amino acid, tryptophan were detected.
(10) Spectrophotometric determination of the sulfhydryl content in the animal tissue before (control) and after using 6,6'-Dithiodinicotinic acid is applied.
(11) This death is also dependent on the presence of chloride and is prevented with the non-selective EAA antagonist, kynurenic acid, but is not prevented by QA.
(12) However, four of ten young adult outer arm (relatively sun-exposed) and one of ten young adult inner arm (relatively sun-protected) fibroblasts lines increased their saturation density in response to retinoic acid.
(13) Microionophoretically applied excitatory amino acids induced firing of extracellularly recorded single units in a tissue slice preparation of the mouse cochlear nucleus, and the similarly applied antagonist 2-amino-5-phosphonovalerate (2APV) was demonstrated to be a selective N-methyl-D-aspartate (NMDA) receptor antagonist.
(14) The LD50 of the following metal-binding chelating drugs, EDTA, diethylenetriaminepentaacetic acid (DTPA), hydroxyethylenediaminetriacetic acid (HEDTA), cyclohexanediaminotetraacetic acid (CDTA) and triethylenetetraminehexaacetic acid (TTHA) was evaluated in terms of mortality in rats after intraperitoneal administration and was found to be in the order: CDTA greater than EDTA greater than DTPA greater than TTHA greater than HEDTA.
(15) Estimations of the degree of incorporation of 14C from the radioactive labeled carbohydrate into the glycerol and fatty acid moieties were carried out.
(16) The second amino acid residue influences not only the rate of reaction but also the extent of formation of the product of the Amadori rearrangement, the ketoamine.
(17) Leumorphin is a 29-amino-acid peptide derived from preproenkephalin B. Intracerebroventricular (i.c.v.)
(18) Hepatic lymph flow increased only after ethacrynic acid and mannitol administration.
(19) The subcellular distribution of sialyltransferase and its product of action, sialic acid, was investigated in the undifferentiated cells of the rat intestinal crypts and compared with the pattern observed in the differentiated cells present in the surface epithelium.
(20) A phytochemical investigation of an ethanolic extract of the whole plant of Echites hirsuta (Apocynaceae) resulted in the isolation and identification of the flavonoids naringenin, aromadendrin (dihydrokaempferol), and kaempferol; the coumarin fraxetin; the triterpene ursolic acid; and the sterol glycoside sitosteryl glucoside.
Wit
Definition:
(inf.) of Wit
(n.) To know; to learn.
(v.) Mind; intellect; understanding; sense.
(v.) A mental faculty, or power of the mind; -- used in this sense chiefly in the plural, and in certain phrases; as, to lose one's wits; at one's wits' end, and the like.
(v.) Felicitous association of objects not usually connected, so as to produce a pleasant surprise; also. the power of readily combining objects in such a manner.
(v.) A person of eminent sense or knowledge; a man of genius, fancy, or humor; one distinguished for bright or amusing sayings, for repartee, and the like.
Example Sentences:
(1) In a poll before the debate, 48% predicted that Merkel, who will become Europe's longest serving leader if re-elected on 22 September, would emerge as the winner of the US-style debate, while 26% favoured Steinbruck, a former finance minister who is known for his quick-wit and rhetorical skills, but sometimes comes across as arrogant.
(2) We are already witnessing a wholly understandable uprising of protest.
(3) Among the guests invited to witness the flypast were six second world war RAF pilots, dubbed the “few” by the wartime prime minister, Winston Churchill.
(4) Maguire's colleagues rushed to her side, some administering first aid while others held her attacker, witnesses said.
(5) That’s when you heard the ‘boom’.” Teto Wilson also claimed to have witnessed the shooting, posting on Facebook on Sunday morning that he and some friends had been at the Elk lodge, outside which the shooting took place.
(6) Any party or witness is entitled to use Welsh in any magistrates court in Wales without prior notice.
(7) Solzhenitsyn was acknowledged as a "truth-teller" and a witness to the cruelties of Stalinism of unusual power and eloquence.
(8) Unfortunately, under the Faustian pact we have witnessed a double whammy: fiscal policy being used to reduce government spending when the economy is already depressed.
(9) John Carver witnessed signs of much-needed improvement from the visitors in a purposeful spell either side of the interval but it was not enough to prevent a fifth successive Premier League defeat.
(10) Two officers who witnessed the shooting of unarmed 43-year-old Samuel DuBose in Cincinnati will not face criminal charges, despite seemingly corroborating a false claim that DuBose’s vehicle dragged officer Ray Tensing before he was fatally shot.
(11) He could be the target of more punishing wit, as when Michael Foot, noting a tendency to be tougher abroad than at home, called him "a belligerent Bertie Wooster without even a Jeeves to restrain him."
(12) Thanks to the groundbreaking technology and heavy investment of a new breed of entertainment retailers offering access services, we are witnessing a revolution in the entertainment industry, benefitting consumers, creators and content owners alike.” ERA acts as a forum for the physical and digital retail sectors of music, and represents over 90% of the of the UK’s entertainment retail market.
(13) The observed complications were post-labor hemorrhage (3.1%), polysystolia (4.1%) and vomiting (5.2%), without significant difference with the witness group.
(14) At one, in the Gun and Dog pub in Leeds on Tuesday, a witness described how the meeting descended into chaos when one of the rebels smashed a glass and threatened to attack Griffin supporter Mark Collett.
(15) My mother told me not to cry.” He has since witnessed the transformation of Hagere Selam.
(16) Imagine witnessing a game of bridge being played in the Cabinet War Rooms in the year 2072 AD.
(17) The contrast between the two plans is best witnessed from the small park between the Trade Centre and the 1930s National Assembly, one of the few survivors of the earthquake.
(18) Results indicate that 75% of the participating boys and 10% of participating girls had witnessed the shooting, stabbing, robbing, or killing of another person in their own lives.
(19) FWA chairman Andy Dunn said: "Those members who have been fortunate enough to be working at a match involving Luis Suárez have witnessed an astonishing talent first-hand.
(20) The main pregnancy resolution was vaginal via; only 6.3% of the study group subjected cesarean section against 10.3% of the witness group and the most frecuent indication was stationary dilation (1 and 8 cases respectively).