(v. t.) To make thinner or more liquid by admixture with something; to thin and dissolve by mixing.
(v. t.) To diminish the strength, flavor, color, etc., of, by mixing; to reduce, especially by the addition of water; to temper; to attenuate; to weaken.
(v. i.) To become attenuated, thin, or weak; as, it dilutes easily.
(a.) Diluted; thin; weak.
Example Sentences:
(1) It includes preincubation of diluted plasma with ellagic acid and phospholipids and a starting reagent that contains calcium and a chromogenic peptide substrate for thrombin, Tos-Gly-Pro-Arg-pNA.
(2) Dilutional studies comparing the mechanism of inhibition of monoamine oxidase produced by Gerovital H3 and by ipronizid demonstrated that Gerovital H3 was a reversible inhibitor of monoamine oxidase.
(3) A one point dilution enzyme-linked immunosorbent assay (ELISA) procedure suitable for determining immunoglobulin G (IgG) antibody levels to Toxoplasma gondii (T. gondii) in community seroepidemiological surveys is described.
(4) Under standardized conditions, the relationship between antigen content and inhibition of chromium release was linear in a semilogarithmic plot, indicating that the antigen content can be determined from testing two dilutions of a given preparation.
(5) Rats were injected subcutaneously with 10 ml of air into the dorsal skin to make an air-pouch and with 2 ml of antiserum at an appropriate dilution for passive sensitization, and then 5 ml of air was removed.
(6) When the two most toxic isolates (diets) were diluted, survival time increased but severe growth suppression was evident.
(7) The immobilizing activity of human normal sera occurred in low titres only, rarely in dilutions of greater than 1:32.
(8) The binding follows the principle of isotope dilution in the physiologic range of vitamin B12 present in human serum.
(9) Additionally, lymph node cells were cultured under limiting dilution conditions, and the resultant clones here tested for cytotoxicity in the presence or absence of antibodies against Ly2 and LFA-1.
(10) A lesser inhibitory effect (a decrease in the rate of precipitation) was observed when gallbladder bile was diluted but was lost after 10-fold dilution.
(11) To determine if computed tomography (CT) can accurately measure lung volume, we compared lung gas volume measured by helium dilution with the equivalent volume calculated from CT total lung volume and density in 13 supine dogs.
(12) After dilution as above, lipid oxide (LP) significantly increased in III- and II-LDL media, as compared to I- and IV-LDL media.
(13) Changes of circulating blood volume during isoflurane or sevoflurane anesthesia were investigated by the dual indicator dilution method in eighteen mongrel dogs.
(14) The translocation of nascent PtdSer to the mitochondria was unaffected by 45-fold dilution of the standard reaction thus indicating that the translocation intermediate was unlikely to be a freely diffusible complex.
(15) In order to obtain baseline information about Lewis antigen expression in human urothelium in order that changes during malignant transformation can be evaluated, urothelium from eight individuals of known erythrocyte Lewis types were stained by a Tween-modified indirect immunoperoxidase staining technique using goat antibodies directed toward the Lewis a and Lewis b determinants and mouse monoclonal antibodies directed toward the Lewis a determinant in serial dilutions.
(16) The diet dilution technique overcomes the major disadvantage of the graded supplementation method for determining the requirements of amino acids, namely that of the amino acid balance changing systematically in successive dietary treatments.
(17) The present work describes two methods, the method of instantaneous dilution and that of gel filtration.
(18) The best yields occurred in a chemostat at the pH range of 3.5 to 4.5 and temperature of 30 C. A beneficial effect on Ys was observed when the dilution rate (D) was increased.
(19) These diets were: diet C consisting of commercial Rat Chow: diet CG, the same diet diluted with 70% glucose calories, diet A, a simulated "American" diet made up of 25 widely used foods, diet AS, the same diet supplemented with small amounts of 25 vitamins and minerals.
(20) Three patients reacted with a wheal size greater than or equal to a histamine control at a dilution of 1:1,000 and 3 patients at 1:100.
Weak
Definition:
(v. i.) Wanting physical strength.
(v. i.) Deficient in strength of body; feeble; infirm; sickly; debilitated; enfeebled; exhausted.
(v. i.) Not able to sustain a great weight, pressure, or strain; as, a weak timber; a weak rope.
(v. i.) Not firmly united or adhesive; easily broken or separated into pieces; not compact; as, a weak ship.
(v. i.) Not stiff; pliant; frail; soft; as, the weak stalk of a plant.
(v. i.) Not able to resist external force or onset; easily subdued or overcome; as, a weak barrier; as, a weak fortress.
(v. i.) Lacking force of utterance or sound; not sonorous; low; small; feeble; faint.
(v. i.) Not thoroughly or abundantly impregnated with the usual or required ingredients, or with stimulating and nourishing substances; of less than the usual strength; as, weak tea, broth, or liquor; a weak decoction or solution; a weak dose of medicine.
(v. i.) Lacking ability for an appropriate function or office; as, weak eyes; a weak stomach; a weak magistrate; a weak regiment, or army.
(v. i.) Not possessing or manifesting intellectual, logical, moral, or political strength, vigor, etc.
(v. i.) Feeble of mind; wanting discernment; lacking vigor; spiritless; as, a weak king or magistrate.
(v. i.) Resulting from, or indicating, lack of judgment, discernment, or firmness; unwise; hence, foolish.
(v. i.) Not having full confidence or conviction; not decided or confirmed; vacillating; wavering.
(v. i.) Not able to withstand temptation, urgency, persuasion, etc.; easily impressed, moved, or overcome; accessible; vulnerable; as, weak resolutions; weak virtue.
(v. i.) Wanting in power to influence or bind; as, weak ties; a weak sense of honor of duty.
(v. i.) Not having power to convince; not supported by force of reason or truth; unsustained; as, a weak argument or case.
(v. i.) Wanting in point or vigor of expression; as, a weak sentence; a weak style.
(v. i.) Not prevalent or effective, or not felt to be prevalent; not potent; feeble.
(v. i.) Lacking in elements of political strength; not wielding or having authority or energy; deficient in the resources that are essential to a ruler or nation; as, a weak monarch; a weak government or state.
(v. i.) Tending towards lower prices; as, a weak market.
(v. i.) Pertaining to, or designating, a verb which forms its preterit (imperfect) and past participle by adding to the present the suffix -ed, -d, or the variant form -t; as in the verbs abash, abashed; abate, abated; deny, denied; feel, felt. See Strong, 19 (a).
(v. i.) Pertaining to, or designating, a noun in Anglo-Saxon, etc., the stem of which ends in -n. See Strong, 19 (b).
(a.) To make or become weak; to weaken.
Example Sentences:
(1) There was a weak relation between AER and both systolic and diastolic blood pressures.
(2) Muscle weakness and atrophy were most marked in the distal parts of the legs, especially in the gastrocnemius and soleus muscles, and then spread to the thighs and gluteal muscles.
(3) Consensual but rationally weak criteria devised to extract inferences of causality from such results confirm the generic inadequacy of epidemiology in this area, and are unable to provide definitive scientific support to the perceived mandate for public health action.
(4) The strengths and weaknesses of each technique are described in this article.
(5) In group V, five cases of Taenia saginata parasitosis were studied showing a weak positive reading.
(6) Although the longest period required for resolving weakness was three days, the MRI, the CT and the electroencephalogram revealed no significant abnormality.
(7) Her muscle weakness and hyperCKemia markedly improved by corticosteroid therapy, suggesting that the diagnosis was compatible with polymyositis (PM).
(8) It was concluded that Ta acts as a weak zeitgeber in laboratory rats and has greater effects on males compared to females.
(9) And adding to this toxic mix, was the fear that the hung parliament would lead to a weak government.
(10) Sensory loss, motor weakness, paraesthesia and a new pain were found as complications in 12, 7, 4 and 6 patients, respectively.
(11) Here's Dominic's full story: US unemployment rate drops to lowest level in six years as 288,000 jobs added Michael McKee (@mckonomy) BNP economists say jobless rate would have been 6.8% if not for drop in participation rate May 2, 2014 2.20pm BST ING's Rob Carnell is also struck by the "extraordinary weakness" of US wage growth .
(12) In general, enzyme activity was strongly reduced by heavy metal inorganic cations; less strongly by organometallic cations, some anions, and certain pesticides; and weakly inhibited by light metal cations and organometallic and organic compounds.
(13) The weakness was treated by intensive physical rehabilitation with complete and sustained recovery in all cases.
(14) It also showed weak inhibition of the solid type of Ehrlich carcinoma and prolonged the survival period of mice inoculated with L-1210 cells.
(15) Exposure to whole cigarette smoke from reference cigarettes results in the prompt (peak activity is 6 hrs), but fairly weak (similar to 2 fold), induction of murine pulmonary microsomal monooxygenase activity.
(16) Though the concept of phase, known also as focus, is a very helpful notion, its empirical foundation is yet very weak.
(17) DL 071 IT, a new potent non-selective beta-adrenergic blocking drug with intrinsic sympathomimetic activity and weak membrane stabilizing activity, was evaluated alone and in comparison with oxprenolol, in six volunteers, at rest and during an exercise test.
(18) A variety of weak acids at and below their pK(a) are potent inhibitors of transport in Penicillium chrysogenum.
(19) It added that the crisis had highlighted significant weaknesses in financial regulation, with further measures needed to strengthen supervision.
(20) The radioprotective action in E. coli ATCC 9637 of ascorbate added to media containing the weak sensitizer, tetracycline (effect described by Pittillo and Lucas (1967)), was found to be dependent on the presence of metal catalysts of the autoxidation of ascorbate.