(a.) A word or words unintentionally doubled or set up a second time.
(a.) A close-fitting garment for men, covering the body from the neck to the waist or a little below. It was worn in Western Europe from the 15th to the 17th century.
(a.) A counterfeit gem, composed of two pieces of crystal, with a color them, and thus giving the appearance of a naturally colored gem. Also, a piece of paste or glass covered by a veneer of real stone.
(a.) An arrangement of two lenses for a microscope, designed to correct spherical aberration and chromatic dispersion, thus rendering the image of an object more clear and distinct.
(a.) Two dice, each of which, when thrown, has the same number of spots on the face lying uppermost; as, to throw doublets.
(a.) A game somewhat like backgammon.
(a.) One of two or more words in the same language derived by different courses from the same original from; as, crypt and grot are doublets; also, guard and ward; yard and garden; abridge and abbreviate, etc.
Example Sentences:
(1) However, analogous OMPs in the LGV strains existed as a doublet with a molecular mass of about 60,000 Da.
(2) The antigen (a protein doublet of Mr 75,000-80,000) is present in, but not restricted to, the myelin lamellae, since it is distributed along the whole myelinating Schwann cell membrane.
(3) In this respect earlier reports by other authors were confirmed but minor compounds not detected so far could be revealed as 15:1, the doublet 18:1 and i-18:0, 19:1 and 20:1.
(4) Studies with substrate analogs selectively modified at the basic doublet indicated that the integrity of both basic amino acids is essential but that conformational parameters, probably governed by the amino acid sequences flanking the basic doublet, play an important role.
(5) During FV, 10 of 26 motoneurons began their discharges with doublets (interspike interval < 10 ms); doublets occurred in only 4 of 67 motoneurons during FC.
(6) The model suggests that the diversity of beat phenotype may be explicable by changes in the timing of switching between active and inactive states of doublet arm activity.
(7) The proacrosin appeared as a doublet (Mr = 55,000 and 53,000) on both of these systems.
(8) The excess intensity (approximately 17%) of the low-spin doublet must therefore be assigned to heme a3 in a modified environment.
(9) The other, p24, migrated as a sharp band or closely spaced doublet with an apparent molecular weight of 24 kD.
(10) Twenty-four amino acid doublets were found; the most abundant of these are Pro-Pro and Ala-Ala which each occur five times.
(11) Rat vascular smooth muscle cells (SMC) in culture synthesize and secrete a approximately 38,000-Mr protein doublet or triplet that, as previously described (Majack and Bornstein.
(12) The free ends of the microtubules appear unraveled; they are seen first as single elements, then as doublets, and finally are arranged into a cylinder.
(13) In one recombinant clone the large CRP appeared to be posttranslationally cleaved at two sites, forming a doublet in a manner similar to the large-CRP doublet made in native C. psittaci 6BC.
(14) Ciliary abnormalities fell into four major categories: (1) cilia with a single axoneme and excess cytoplasmic matrix; (2) compound cilia; (3) intracytoplasmic microtubular doublets; and (4) cilia within periciliary sheaths.
(15) The mobility of this doublet is identical under reducing and non-reducing conditions.
(16) The head seems to float uncomfortably above the collar, while the doublet is ineptly managed.
(17) When cytosines in CpG doublets in G + C-rich fragments were methylated (mCpG), the reactivity increased up to 100-fold.
(18) When analyzed by polyacrylamide gel electrophoresis in the presence of sodium dodecyl sulfate and mercaptoethanol, the protein migrated as a doublet with apparent molecular masses of 55 and 60 kilodaltons (kDa) and as a 50-kDa band in nonreducing gels.
(19) The N-acetylimidazole-reacted apoprotein supplemented with hemin and reacted with hydroperoxides, neither showed electronic absorption spectra of higher oxidation states nor an EPR doublet signal due to a tyrosyl radical.
(20) Stimulus trains starting with an initial doublet produced maximum rate of tension development (optimum impulse pattern).
Spherical
Definition:
(a.) Alt. of Spheric
Example Sentences:
(1) The authors have presented in two previous articles the graphic solutions resembling Tscherning ellipses, for spherical as well as for aspherical ophthalmic lenses free of astigmatism or power error.
(2) This lack of symmetry in shape and magnitude may be due to non-sphericity of the skull over the temporal region or to variations in conductivities of intervening tissues.
(3) As a consequence of deformation from spherical-to-cylindrical shape in the microvasculature, demands for increased surface membrane area leads to increases in surface membrane tension above critical levels for rupture, and the cancer cells are rapidly and lethally damaged.
(4) From the different shapes of the scattering curves of the native phosphofructokinase at pH 7.5 in the presence of 15 mM ATP and of the cross-linked tetramer or octamer, it can be inferred that the shapes of the protomers are different: in the presence of ATP the protomers are elongated, having an axial ratio of 1.8 to 2.0; the cross-linked state reveals a spherical protomer of radius 33.0 A, similar to that of the native enzyme at pH 7.5 in the presence of fructose 6-phosphate or fructose 1,6-bisphosphate.
(5) Equivalent viewing power (EVP), field of view, and working distance (WD) were calculated for 4 different magnifier equivalent powers, four magnifier-to-eye distances, and for uncorrected spherical ametropias varying from +20.00 to -20.00 D in 0.25 D steps.
(6) A sound source is commonly spherical, therefore solutions are found for the wave equation in spherical coordinates, giving a precise meaning to the 'azimuthal' and 'magnetic quantum number' analogy.
(7) One biliary stone showed cholesterol with spherical bodies of calcium carbonate and pigment.
(8) A simple method has been developed for fusing synaptic vesicles into spherical structures 20-50 micron in diameter.
(9) Anterior lenticonus is a rare condition, in which there is a conical or spherical protrusion of the anterior surface into the anterior chamber.
(10) These results suggest that the shapes of the two enzymes are more spherical in solution than the proposed structural model previously reported.
(11) Elementary spherical particles similar to those described in the mitochondria are found in isolated rat liver and spleen nuclear membranes.
(12) NF-L in 6 M-urea took the form of spherical particles with a diameter of about 12 nm.
(13) Later, melanocytes became spherical and had membrane bound, autophagosome-like compartments of pigment granules.
(14) Rotation time constants obtained from the dichroism decay are not consistent with a spherical shape, for either the holo- or core repressor.
(15) The mean spherical approximation (MSA) provides a simple and reliable method for computation of single ion activities.
(16) Neuron #1 contained large spherical electron-dense vesicles while neuron #2 contained smaller subspherical vesicles.
(17) The morphological unit of the regular array appeared to consist of four spherical subunits, each about 2 nm in diameter, which were arranged in a tetragonal pattern about 4.5 by 7.0 nm in dimension.
(18) These receptors were subdivided by their morphology in the next groups: pear-shaped receptors with capsule; capsuled spherical receptors located near vascular walls; ovoidal receptors with capsule and glomerular structure; simple or complex mace-shaped receptors without capsule.
(19) A simple closed-form solution is derived for a thin linearly elastic spherical model of the cornea.
(20) Levels of pregnenolone and progesterone in spherical pig blastocysts (near 4 and 15 microM respectively) exceeded respective levels in histotroph by about 400-fold.