What's the difference between bright and obtuse?

Bright


Definition:

  • (v. i.) See Brite, v. i.
  • (a.) Radiating or reflecting light; shedding or having much light; shining; luminous; not dark.
  • (a.) Transmitting light; clear; transparent.
  • (a.) Having qualities that render conspicuous or attractive, or that affect the mind as light does the eye; resplendent with charms; as, bright beauty.
  • (a.) Having a clear, quick intellect; intelligent.
  • (a.) Sparkling with wit; lively; vivacious; shedding cheerfulness and joy around; cheerful; cheery.
  • (a.) Illustrious; glorious.
  • (a.) Manifest to the mind, as light is to the eyes; clear; evident; plain.
  • (a.) Of brilliant color; of lively hue or appearance.
  • (n.) Splendor; brightness.
  • (adv.) Brightly.
  • (v. t.) To be or become overripe, as wheat, barley, or hops.

Example Sentences:

  • (1) It is concluded that in the mouse model the ability of buspirone to reduce the aversive response to a brightly illuminated area may reflect an anxiolytic action, that the dorsal raphe nucleus may be an important locus of action, and that the effects of buspirone may reflect an interaction at 5-hydroxytryptamine receptors.
  • (2) They retained the ability to make this discrimination when the coloured stimuli were placed against a background bright enough to saturate the rods.3.
  • (3) There was good agreement between the survival of normally oxygenated cells in culture and bright cells from tumors and between hypoxic cells in culture and dim cells from tumors over a radiation dosage range of 2-5 Gray.
  • (4) Vital staining of neuroblastoma cells with acridine orange produces a bright intracellular red-orange fluorescence most probably due to the occurrence of RNA.
  • (5) Thereafter, donor type cells expressed an intermediate Thy 1.2 brightness; this population then persisted and surpassed the other subsets.
  • (6) It’s a bright, simple space with wooden tables and high stalls and offers tastings and beer-making workshops.
  • (7) The brightly lit ice palaces themselves are stunning, inside and out, and the sporting facilities have been rightly praised by almost all the athletes.
  • (8) The bright lines in the difference image represent the paths along which the filaments have moved and are measured using a crosshair cursor controlled by the mouse.
  • (9) Rats exposed to the bright-light condition suffered a pronounced loss of photoreceptor cells by 10 weeks, and an even greater cell loss by 17 weeks.
  • (10) Even Paul Bright had to get a private charity to fund half his work.
  • (11) There was a uniform decrease in brightness discrimination to either side of the foveal peak.
  • (12) Bright artificial light has been found effective in reducing winter depressive symptoms of Seasonal Affective Disorder, although conclusions about the true magnitude of treatment effect and importance of time of day of light exposure have been limited by methodologic problems.
  • (13) The frequencies of the various anaphase patterns of bright and dim centromere regions were binomially distributed, indicating random distribution of chromatids with respect to the age of their DNA templates.
  • (14) (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.
  • (15) "Most technologies have their bright and dark side," he replies, buoyantly.
  • (16) Ultrastructural cytochemistry with XRMA is limited by the need to use high-brightness electron sources.
  • (17) Kobani impressed on the Kurds that Erdoğan could not be trusted and that anti-Kurdish feeling continued to burn brightly in the Turkish state.
  • (18) The administration of the drug in Stage 1 improved the acquisition of the initial brightness discrimination and facilitated reversal learning independently of the drug administered in Stage 2.
  • (19) The highest expression was noted in a recurrent plexiform ameloblastoma in which almost 100% of the tumor cells were brightly reactive.
  • (20) Mercaptoacetate, injected in the middle of the bright phase, reduced the latency to eat but did not affect the duration of the subsequent IMI or cumulative food intake in LF rats.

Obtuse


Definition:

  • (superl.) Not pointed or acute; blunt; -- applied esp. to angles greater than a right angle, or containing more than ninety degrees.
  • (superl.) Not having acute sensibility or perceptions; dull; stupid; as, obtuse senses.
  • (superl.) Dull; deadened; as, obtuse sound.

Example Sentences:

  • (1) Extensive research among the Afghan National Army – 68 focus groups – and US military personnel alike concluded: "One group sees the other as a bunch of violent, reckless, intrusive, arrogant, self-serving profane, infidel bullies hiding behind high technology; and the other group [the US soldiers] generally views the former as a bunch of cowardly, incompetent, obtuse, thieving, complacent, lazy, pot-smoking, treacherous, and murderous radicals.
  • (2) Vessel attempted: Left anterior descending (3), circumflex (4), obtuse marginal (2), diagonal (1), right coronary artery (3), and internal thoracic artery (1).
  • (3) The lesions classified as distal were located in left anterior descending (LAD) artery beyond the origin of second diagonal (D2), left circumflex (LCx) after the main obtuse marginal (OM) and right coronary artery (RCA) after the origin of acute marginal branch.
  • (4) The vascular diameter of obtuse marginal coronary arteries was determined by means of gated color arteriography (injection of patent blue dye).
  • (5) There were still quite a few Marxists at Oxford in those days – Terry Eagleton and his clique were seemingly bolted to the same table in the King’s Arms the entire time I  was an undergraduate – but while I was silly and naive enough to believe in the purifying, energising effects of violent revolution, I wasn’t obtuse enough to think of dialectical materialism as anything more than a powerful heuristic.
  • (6) An obtuse chest wall intersecting angle and the length of the neighboring borders of the tumor and chest wall were of limited value.
  • (7) They analyze the radiographs according to thorough criterions, described in the text, and come to the conclusion that intrahepatic biliary ducts in cirrhotic livers present serious alterations, represented by distorted ducts with focal stenoses, nodular impressions, wall irregularities, increase of the number of obtuse angles and poor peripheral filling, which confer a disharmonic aspect to the intra-hepatic biliary ducts of these organs.
  • (8) Such an ill-informed and illogical standpoint is a worrying sign of ideologically driven obtuseness.
  • (9) By depressing the fundus of the stomach, the angle of His was made more obtuse and the flap valve component eliminated.
  • (10) 7) As a result of cephalometric diagnosis, the nasion appeared to be protruded, therefore maxillary and mandibular seemed to be relatively retracted, and the gonial angle was obtuse.
  • (11) On cooling, there is a substantial change in the unit cell beta-angle from obtuse (93.3 degrees) to acute (85.5 degrees) which involves a shearing motion of 2.5 A between adjacent molecular layers.
  • (12) Patient 2 (62-year-old woman) underwent simultaneous operation of both right nephrectomy and triple aortocoronary bypass grafting (saphenous vein grafts to obtuse marginal branch and right coronary artery, and left internal mammary artery to left anterior descending artery).
  • (13) Laser angioplasty of the vein graft to the obtuse marginal branch reduced the first of three sequential lesions from 60% to 40%, the second lesion from 90% to none and the third from 60% to 20% without the need for balloon angioplasty.
  • (14) The subaortal cone and deferent part of the left ventricular axes make an obtuse angle; the axes of the subpulmonary and subaortal cones have a cross direction.
  • (15) In comparison with white norms, the Chinese nose was less prominent (P < .01), the nasolabial angle was less obtuse (P < .01), both the upper and lower lips were more protrusive (P < .05), the upper lip curvature was greater (P < .01), and the soft-tissue chin thickness was less (P < .05).
  • (16) The cleft group differed from the control group in several major respects: (1) Their over-all growth trend showed a more downward or vertical direction; (2) The cranial base angle was more flattened; (3) The maxilla was smaller and was located in a more posterior and upward position; (4) Ramal height was shorter and the gonial angle was more obtuse.
  • (17) The obstacle could yet be an inability on the part of so many enthusiasts to work together, and an obtuse academic dismissal of a technology that can release to the world a new delight in the past.
  • (18) A difference in the appearance of the hypothalamic and infundibular recesses in the primary empty sella group with SVS herniation (dilated recesses and formation of an obtuse angle) and in the secondary empty sella group with SVS herniation (nondilated recesses and formation of an acute angle) was observed.
  • (19) An obtuse or sharp angle between duct planes can lead to better performance of a particular labyrinth because the "external impulses" in the different ducts may amplify or compensate each other.
  • (20) The nasolabial angle became more obtuse increasing from 80.7 degrees to 90.7 degrees.