(a.) Any heavy substance, as stone, iron, etc., put into the hold to sink a vessel in the water to such a depth as to prevent capsizing.
(a.) Any heavy matter put into the car of a balloon to give it steadiness.
(a.) Gravel, broken stone, etc., laid in the bed of a railroad to make it firm and solid.
(a.) The larger solids, as broken stone or gravel, used in making concrete.
(a.) Fig.: That which gives, or helps to maintain, uprightness, steadiness, and security.
(v. t.) To steady, as a vessel, by putting heavy substances in the hold.
(v. t.) To fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid.
(v. t.) To keep steady; to steady, morally.
Example Sentences:
(1) But does this imply that distomers must always be considered as detrimental ballast?
(2) For miles, only the strip of land for the track is dug up, but in places the footprint is much wider: access routes for work vehicles; holding areas for excavated earth; new electricity substations; mounds of ballast prepared for the day when quarries cannot keep pace with the demands of the construction; extra lines for the trains that will lay the track.
(3) That's likely to mean a tweak in set-up – most likely Vidal will play in more of an advanced role, with Silva adding extra ballast in behind him.
(4) They decreased the filtrate turbidity, concentration of the organic ballast, etc.
(5) The general supremacy of classical theory of balanced nutrition entailed the tendency to remove ballast substances from food products.
(6) Two years ago, on a dizzy night in Stratford where it seemed that everyone had forgotten to bring ballast, Greg Rutherford became the Olympic long jump champion .
(7) Fifteen refractive astigmats were fitted with prism ballasted and truncated plano, spherical lenses and prescription toric soft lenses.
(8) Although Mr Binnie did not take passengers, he took ballast to reproduce the weight of two passengers.
(9) There are other substances with properties that might justify their use, such as ballast preparations, some antidepressive agents, and a few compounds acting principally on the gastrointestinal tract.
(10) Reduction of fat and food without ballast reduced the excretion of oxalic acid in urine.
(11) Potentialities of electrochemical procedures were considered in simulation of liver monooxygenases functions directed to clearance of blood and tissues from toxic and ballast substances by means of hydroxylating oxidation.
(12) For instance, shoring up railways to prevent the ballast under the tracks from being swept away is a mammoth job, costing millions.
(13) As a result of a change in attitude of the regulatory authorities, however, for new drugs the choice in future between the racemic therapeutic or the single isomeric ballast-free drug will largely be based on a critical evaluation of the chiral characteristics with regard to their therapeutic, toxicological and pharmacokinetic aspects.
(14) The method to isolate protease preparations is developed with optimization of production cycles of the stabilization, vacuum-concentration, ballast protein salting-out and lyophilization stages.
(15) One of the techniques commonly used in stabilizing the rotation of a contact lens is prism ballasting.
(16) Mr Cameron may have been seeking intellectual ballast and coolness-by-association; the Oxford First ended up looking out of his depth.
(17) The summary preparation stellin along with a low antiheparin activity possessed a high toxicity explained by the content of ballast proteins of the nonprotamin nature.
(18) Therefore, from microecological-physiological aspects it is suggested to expand the term ballast matter by so-called "optional" or "potential" ballast matter (in the small intestine usually digestible but incompletely degraded nutriments) in addition to "obligatory" ballast matter (nutriments not digestible by indigene enzymes).
(19) Ultimately, the use of a Fluoroperm prism-ballasted fitting set resulted in 16 of 17 eyes (94%) seeing well with a front toric lens.
(20) The virus thus purfied retained completely its haemagglutinating activity and infectivity, and by one purification cycle at least 99% of ballast proteins were removed.
Stability
Definition:
(a.) The state or quality of being stable, or firm; steadiness; firmness; strength to stand without being moved or overthrown; as, the stability of a structure; the stability of a throne or a constitution.
(a.) Steadiness or firmness of character, firmness of resolution or purpose; the quality opposite to fickleness, irresolution, or inconstancy; constancy; steadfastness; as, a man of little stability, or of unusual stability.
(a.) Fixedness; -- as opposed to fluidity.
Example Sentences:
(1) Simplicity, high capacity, low cost and label stability, combined with relatively high clinical sensitivity make the method suitable for cost effective screening of large numbers of samples.
(2) What's to become of Tibetan stability and cohesion then is anyone's guess.
(3) 5-Azacytidine (I) stability was increased approximately 10-fold over its stability in water or lactated Ringer injection by the addition of excess sodium bisulfite and the maintenance of pH approximately 2.5.
(4) However, ticks, which failed to finish their feeding and represent a disproportionately great part of the whole parasite's population, die together with them and the parasitic system quickly restores its stability.
(5) The direct monocyte source is not sufficient to insure the stability of this population.
(6) A cDNA library prepared from human placenta has been screened for sequences coding for factor XIIIa, the enzymatically active subunit of the factor XIII complex that stabilizes blood clots through crosslinking of fibrin molecules.
(7) The diastereoisomers appeared to differ in stability.
(8) Thermal stabilities (Tm's) of the hybrid between the 2'-O-methyl ribooligomer and the complementary ribooligomer and of the related hybrids are compared.
(9) The influence of calcium ions on the electrophoretic properties of phospholipid stabilized emulsions containing various quantities of the sodium salts of oleic acid (SO), phosphatidic acid (SPA), phosphatidylinositol (SPI), and phosphatidylserine (SPS) was examined.
(10) The method used in connection with the well known autoplastic reimplantation not only presents an alternative to the traditional apicoectomy but also provides additional stabilization of the tooth by lengthing the root with cocotostabile and biocompatible A1203 ceramic.
(11) Prompt diagnosis, in which timely diagnostic laparoscopy and ultrasound evaluation of the pelvis may be helpful, provides the opportunity for prompt laparotomy with untwisting of the torsion and stabilization of the adnexa by suture and cystectomy, if possible, extirpation if not.
(12) The cell fermentation culture with a stabilized pH value was better than the culture with the pH value changing spontaneously on saponin content, growth rate and biomass.
(13) It is proposed that microoscillations of the eye increase the threshold for detection of retinal target displacements, leading to less efficient lateral sway stabilization than expected, and that the threshold for detection of self motion in the A-P direction is lower than the threshold for object motion detection used in the calculations, leading to more efficient stabilization of A-P sway.
(14) Stability of kinetic constants for a long period of time is demonstrated.
(15) Poly (8NH2G) does not interact with poly(C) in neutral solution because of the high stability of the hemiprotonated G-G self-structure.
(16) The elongation of helix III with the addition of helix II at the N-terminus somewhat stabilizes the ordered structure.
(17) Replacement of vinyl groups with bulkier substituents (hydroxyethyl or acetyl groups) decreases holoenzyme stability and catalytic activity.
(18) The stabilized mandible allowed suspension of the tongue.
(19) In a family with hereditary elliptocytosis and an abnormality in spectrin self-association, the membranes had decreased deformability and stability.
(20) In testing the contribution of the long, curved stem to the torsional stability of uncemented prostheses by comparing it with other stems, the long, curved stem was the most stable, followed by a shorter straight stem, and a short, proximally curved stem.