What's the difference between achromatic and brown?
Achromatic
Definition:
(a.) Free from color; transmitting light without decomposing it into its primary colors.
(a.) Uncolored; not absorbing color from a fluid; -- said of tissue.
Example Sentences:
(1) When achromatic lesions were excluded from the analyses, these differences were not found.
(2) A dose-dependent increase in chromatid lesions, i.e., achromatic lesions, chromatid breaks, chromatid deletions and triradial or quandriradial chromosomal exchange fiqures, was found.
(3) Targets were presented on a low photopic achromatic background, so that the red and green targets differed from the background both in intensity and in wavelength, whereas the achromatic target differed in intensity only.
(4) Stimulus parameters were selected to isolate the chromatic and achromatic systems.
(5) We have examined the contribution of these pathways to achromatic visual capacities by behaviorally testing spatio-temporal vision in monkeys with severe damage to the P beta (medium cell) pathway.
(6) We conclude that, for stimuli of either achromatic or chromatic contrast, peripheral spatial resolution is limited by post-receptoral mechanisms.
(7) Patients with high-tension glaucoma showed significant losses in both chromatic and achromatic sensitivities when compared with low-tension glaucoma patients.
(8) For MWS and LWS cone isolation we used a 15 Hz flickering test light to isolate the achromatic channel, and we modelled the resulting spectral sensitivity functions as a linear sum of LWS and MWS input.
(9) Photopically equivalent achromatic and long-wavelength adapting fields induced comparable increases in flicker ERG amplitude, while scotopically equivalent adapting fields had considerably different effects.
(10) The spectrum of damage observed for both cell types was primarily achromatic lesions affecting one or both chromatids.
(11) Similarities were found between the post-receptoral properties of these achromats and the properties of the isolated blue mechanism of normal vision and also the properties of normal luminance contrast processing in general.
(12) The achromatic epithelial cells (AEC), whose cellular materials remain unstained by several stains, e. g., H.E, PAS, Alcian blue, Orange G Anilin blue and Mucicarmin, are detected in the intestinal mucous epithelium of the Iar: Wistar Imamichi rat from the 19th day of gestation to the 21st day after birth.
(13) This is This is attributed to disturbances of the achromatic apparatus that occur with increasing age.
(14) We measured both the wavelength of the spectral achromatic point over a large range of intensities and yellow-blue hue-cancellation functions over the full spectrum and at several luminance levels in protanopes and deuteranopes.
(15) The present observations provide evidence for a visual pathway in human cortex homologous to the magnocellular pathway in macaque, a pathway involved in processing the low-contrast, achromatic, and moving components of visual stimuli.
(16) As illumination level increased, the ability to discriminate wavelength differences deteriorated for the blue cone monochromats, whereas, for the deutan achromats, wavelength discrimination remained relatively constant even near 100,000 scotopic trolands.
(17) The interocular transfer of low-frequency adaptation in the achromat was 50%, which is the same value obtained at higher frequencies.
(18) Our results can be explained in terms of a low-frequency band that represents the opponent-color response, and a high-frequency band that represents the achromatic response.
(19) As a visual device, it permits easy identification of a set of achromatic fringes that can be seen in any two-beam interferometer when a white-light source is observed through it.
(20) In all patients melanocarcinoma was IV-V degree according to Crark as in 2 women it was pigmented, but in 2 women--achromatic.
Brown
Definition:
(superl.) Of a dark color, of various shades between black and red or yellow.
(n.) A dark color inclining to red or yellow, resulting from the mixture of red and black, or of red, black, and yellow; a tawny, dusky hue.
(v. t.) To make brown or dusky.
(v. t.) To make brown by scorching slightly; as, to brown meat or flour.
(v. t.) To give a bright brown color to, as to gun barrels, by forming a thin coat of oxide on their surface.
(v. i.) To become brown.
Example Sentences:
(1) A former Labour minister, Nicholas Brown, said the public were frightened they "were going to be spied on" and that "illegally obtained" information would find its way to the public domain.
(2) Future Brown have connections in the fashion industry, last year soundtracking a surreal film for the brand Telfar.
(3) Phenotypic relationships were examined between final score and 13 type appraisal traits and first lactation milk yield from 2935 Ayrshire, 3154 Brown Swiss, 13,110 Guernsey, 50,422 Jersey, and 924 Milking Shorthorn records.
(4) But the wounding charge in 2010 has become Brown's creation of a structural hole in the budget, more serious than the cyclical hit which the recession made in tax receipts, at least 4% of GDP.
(5) Brown's model, which goes far further than those from any other senior Labour figure, and the modest new income tax powers for Holyrood devised when he was prime minister, edge the party much closer to the quasi-federal plans championed by the Liberal Democrats.
(6) One of the most interesting aspects of the shadow cabinet elections, not always readily interpreted because of the bizarre process of alliances of convenience, is whether his colleagues are ready to forgive and forget his long years as Brown's representative on earth.
(7) There was also a significant increase in the mitochondrial proton conductance pathway of brown adipose tissue, assessed from the binding of guanosine diphosphate (GDP) to mitochondria isolated from the interscapular (89% above control) and perirenal and para-aortic depots (130%).
(8) When faced with a big dilemma, the time-honoured tradition of politicians is to order an inquiry, and that is what Browne expects.
(9) Gordon Brown believes that the fact of the G20 summit has persuaded many tax havens, such as Switzerland and Liechtenstein, to indicate that they will adopt a more open approach.
(10) What is Obama doing about the prejudice and violence faced by brown people here at home?
(11) His wrists were shown wrapped in tape with “MIKE BROWN” and “MY KIDS MATTER” written on them.
(12) The dumplings could also be served pan-fried in browned butter and tossed with a bitter leaf salad and fresh sheep's cheese for a lighter, but equally delicious option.
(13) October 27, 2013 7.27pm GMT Around the league And here’s how things look elsewhere, as we head into the fourth quarter: Cowboys 13-7 Lions Browns 17-20 Chiefs Dolphins 17-20 Patriots Bills 10-28 Saints Giants 15-0 Eagles 49ers 35-10 Jaguars 7.25pm GMT End of 3rd quarter: 49ers 35-10 Jaguars The quarter ends with the Jaguars facing a third-and-one at their own 32.
(14) The announcement on feed-in tariffs will be welcomed by Labour backbenchers, who staged the biggest revolt of Gordon Brown's leadership over the issue.
(15) He was fighting to breathe.” The decision on her father’s case came just 10 days after a grand jury in Ferguson, Missouri, found there was not enough evidence to indict a white police officer for shooting dead an unarmed black teenager called Michael Brown.
(16) The morning papers, like many papers last week, were full of stories about Brown's survival chances.
(17) Ultimately, both Geffen and Browne turned out to be correct: establishing the pattern for Zevon's career, the albums sold modestly but the critics loved them.
(18) Despite tthree resignations and his reputation as a tribal operator in the Blair-Brown wars, however, his belief in the party he joined on his 15th birthday is undimmed.
(19) Besides the rough, wrinkled, and brown or black surface of the fingertips, microwrinkles of the epidermis occur on the skin ridges, which have so far not been described.
(20) This, Brown jokes, counts as good weather for Scotland.