What's the difference between rotund and spherical?

Rotund


Definition:

  • (a.) Round; circular; spherical.
  • (a.) Hence, complete; entire.
  • (a.) Orbicular, or nearly so.
  • (n.) A rotunda.

Example Sentences:

  • (1) However, with only 20 days of monocular deprivation both deprived and non-deprived rotundal neurons are larger than normal.
  • (2) Ustinov was born in Swiss Cottage, London, an almost perfectly spherical 12lb baby and only child, descended as he later said "from generations of rotund men - it was the 214th prize in the lottery of life".
  • (3) I'd quite like to be a balding, rotund, Jungian analyst between 40 and 50."
  • (4) In slim black jeans, motorcycle boots and a T-shirt darkened with sweat from the soundcheck he has just come from, he is anything but rotund – in fact he is lean and sinewy.
  • (5) Nucleus pretectalis was identified as a major target of rotundal efferents as well as a significant input to nucleus rotundus.
  • (6) In a previous study, rotundal lesions in the 'trained' hemisphere caused deficits in interocular transfer of visual discrimination when the lesion was made after acquisition of the monocular learning, but not when the lesion was made before the monocular learning.
  • (7) The woman of the house was rotund and had some trouble walking.
  • (8) Bottle cells forming in vivo show a predominantly animal-vegetal apical contraction and a concurrent apical-basal elongation, whereas those forming in cultured explants show uniform apical contraction and remain rotund.
  • (9) He painted The Kongouro from New Holland from sketches by the voyage's official artist – who had died on the way back – and a kangaroo's skin, which it is thought he inflated, no doubt leading to his roo's somewhat rotund appearance.
  • (10) The rotund (rn) mutation in Drosophila is unique in that its phenotype is limited to the deletion of specific distal parts, though not the extremities, of all adult appendages.
  • (11) Large spherical bodies designated "rotund bodies" are formed as a result of the association of a number of separate cells.
  • (12) They also exhibited important phenotypic defects, such as slow growth in liquid broth, a tendency to aggregate as 'rotund bodies', a twisted filamentous shape, and an extreme sensitivity to lysozyme, suggesting protective and shaping roles for the S-layer in T. thermophilus HB8.
  • (13) With a "Ladies and gentlemen, the members of the President's review board," the inaptly named former Senator Tower (he is a rotund five foot five) led in his fellow-candidates for the Pulitzer Prize.
  • (14) Her rotund, elegant wooden creations suggest waves curling over rocks perforated by the sea.
  • (15) The Cube is for people who find Total Wipeout – rotund insurance sales-people being hurtled into butterscotch Angel Delight in South America – too cerebrally arduous.
  • (16) The rotund body thus appears as a series of rods, usually lying in parallel around the periphery of the sphere, completely connected by means of the fused outer layer.
  • (17) Brief anaerobic exercise and purely static forms of training (sprint, strength sports) do not produce substantial increases in the size of the heart, but a rotund heart shape with rounding of the cardiac tip and in some cases a discrete increase in the wall thickness of the ventricular myocardium is frequently observed.
  • (18) Some rotundal units appeared sensitive to substrate vibration.
  • (19) Today he's not the rotund of Superbad nor quite the skinny of post- Moneyball ; he looks tall and broad-chested, well-groomed, with close-cropped hair.
  • (20) The nucleus rotundus, the diencephalic station of the tectofugal pathway, exhibits the fastest development: rotundal neurons reach their maximum size at 20 days of age; the volume of this structure reaches adult size at the same time.

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.