(a.) Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless.
(n.) Something that has no force or meaning.
(n.) That which has no value; a cipher; zero.
(v. t.) To annul.
(n.) One of the beads in nulled work.
Example Sentences:
(1) Measurements of acetylcholine-induced single-channel conductance and null potentials at the amphibian motor end-plate in solutions containing Na, K, Li and Cs ions (Gage & Van Helden, 1979; J. Physiol.
(2) DR(+) cells, however, showed no change in percentage and a lesser drop in absolute numbers, suggesting an increase with advancing disease of DR(+), Ig(-) null cells, which may represent immature B cell precursors.
(3) In this report we describe an improvement upon the design by Stanton and Lightfoot for a simple photographic null method to determine the kVp of a diagnostic region x-ray source.
(4) At least two (Rh null and the McLeod type) are responsible for congenital hemolytic disorders.
(5) (2) Sequences of brightness steps of like polarity (either increments or decrements) elicit positive and negative motion-dependent response components when mimicking motion in the cell's preferred and null direction, respectively.
(6) The analysis also involved statistical tests of a modified null hypothesis, the generation of confidence intervals (CIs) and a meta-analysis.
(7) The null potential of both responses became more and less negative with a decrease and an increase, respectively, in the extracellular potassium concentration.
(8) The null mutation of algR was generated in a mucoid derivative of the standard genetic strain PAO responsive to different environmental factors.
(9) Endoneurial fluid pressure (EFP) was recorded by an active, servo-null pressure system after a glass micropipette was inserted into rat sciatic nerve undergoing wallerian degeneration.
(10) In thymo-deprived mice (nude mice and B mice) the percentage of null cells increases during the stage of regeneration, and B mice develop a large number of Ig +-bearing cells.
(11) Alkaline phosphatase activity was elevated in the lymphocytes from T-CLL, cord blood and tonsils and the blast cells from Null-ALL.
(12) Analysis of ldlA cells has identified three classes of mutant alleles at the ldlA locus: null alleles, alleles that code for normally processed receptors that cannot bind LDL, and alleles that code for abnormally processed receptors.
(13) Putative null sup-38 mutations cause maternal-effect lethality which is rescued by a wild-type copy of the locus in the zygote.
(14) Null cells of patients with hypoplastic anemia did not produce erythroid colonies under any culture conditions.
(15) Comparison of simulated versus actual inheritance data demonstrates that the so-called null structural alleles actually produce functional globins.--The genetic controls in Peromyscus may be analogous to those in primates.
(16) A null zone and associated sudden phase-reversal of RSA were observed in stratum lucidum of CA3.
(17) When the stimulus is placed at a position approximately 80 degrees dorsal to the eye axis, there is no response; this area is called the null region.
(18) Northern blot analysis showed that Adh-1 mRNA was synthesized at wild-type levels in immature seeds of the null mutant, but dropped to 25% in mature seeds.
(19) Two tumours were null cell adenomas with PIs less than 0.1 and 0.2%.
(20) Thus this methodology offers the potential to study naturally occurring ADH electromorphs and null alleles independent of enzymatic activity assays.
Overtone
Definition:
(n.) One of the harmonics faintly heard with and above a tone as it dies away, produced by some aliquot portion of the vibrating sting or column of air which yields the fundamental tone; one of the natural harmonic scale of tones, as the octave, twelfth, fifteenth, etc.; an aliquot or "partial" tone; a harmonic. See Harmonic, and Tone.
Example Sentences:
(1) Predictive physiologically based modeling of the inhalation of reactive gases has recently been demonstrated (Overton and Miller 1988).
(2) Love and Peace, a game for mobile phones designed by the Hong Kong-based games company nxTomo , is like a complex, three-dimensional reinterpretation of the classic arcade game Snake – but with strong political overtones.
(3) Syria's uprising began with largely peaceful protests and has evolved into a civil war with sectarian overtones, pitting largely Sunni Muslim rebels against Assad's government, which is dominated by Alawites, a sect of Shia Islam.
(4) He has described it as "a domestic tragedy with only vaguely supernatural overtones", saying that, "a visceral sceptic such as Kubrick just couldn't grasp the sheer inhuman evil of the Overlook Hotel."
(5) Because of the emotional overtones of the word "stress," it is suggested that the term workload should be used when referring to the reason for increased cardiovascular activity of pilots.
(6) The results indicate a firm and relatively long closure of the glottis during overtone phonation.
(7) Meyer and Overton were the first to offer a quantitative relationship between a physicochemical property and potency of anesthetic agents.
(8) The near-infrared (NIR) spectral region (700-2500 nm) is a fertile source of chemical information in the form of overtone and combination bands of the fundamental infrared absorptions and low-energy electronic transitions.
(9) It released a statement on Thursday afternoon pushing for an “independent investigation” of the “fatal shooting of a legally armed citizen” and had noted “the racial overtones arising from Mr. Castile’s death.” “If you’re a minority member, you might be put in that situation more rapidly than the average gun owner.
(10) 400 cm-1 fundamentals are substantially stronger, relative to the overtones, than is predicted by first-order scattering theory, implying changes in the excited-state normal modes (Dushinsky effect) associated with force constant alterations.
(11) After the creation of the membran theory of synapse by Sherrington, the neuron theory by Ramón y Cajal, and the membran theory of narcosis by Meyer and Overton, the negation of the cell membran was being combined successively with the neovitalistic hypothesis of neuronal networks of Bethe and others.
(12) To a first approximation, the relative ability of these agents to increase 3H-acetylcholine binding parallels that of anesthesia in vivo as predicted by the Meyer-Overton lipid solubility rule.
(13) His zone of trespass moreover, has expanded over the years to include National Park Service and state lands, including the latter’s Overton Wildlife Manage Area.
(14) The link to urinary tract infection during infancy has renewed the neonatal circumcision debate, with all of its emotional overtones.
(15) This gentleman was disturbed in some way at the way things had transpired in his life,” Franklin County sheriff Bill Overton said at a news conference.
(16) Who would guess from the various kinds of gloom contained in those films, or the tragic overtones characterising all of them apart from Vampyr, that three of his greatest silent films are basically comedies about the war between the sexes?
(17) But in 2000 he was jailed for grievous bodily harm after stabbing a man in the face following a row that was reported at the time to have had racial overtones.
(18) HSBC narrowly avoided prosecution by the US Congress, so the chances are it is neurotically reacting to any account with political overtones or foreign transactions, be it owned by a suburban householder or a high-profile campaigning group.
(19) Evaluation of the spectral features in the two regions indicates that the detailed structure of the CH-stretching region depends strongly upon interaction, enhanced by Fermiresonance, between CH-stretching fundamentals and HCH-deformation overtones.
(20) It enabled to determine band parameters of underphase vuf and synphase vsf valent and overtone of deformation oscillations of OD-groups in liquid and sorbed water and to reveal at higher temperatures the bands of "free" OD-groups (v = 2668 cm-1).