(n.) A board with sixty-four squares of alternate color, used for playing checkers or draughts.
Example Sentences:
(1) Strains showing occasional antagonism at a particular proportion of concentrations of the test combination, were found to only be indifferent when the mean index of the fractional inhibition concentration of all checkerboard combinations was calculated.
(2) In Experiment 1, newborns differentiated gray from green, from yellow, and from red: For each of these hues they preferred chromatic-and-gray checkerboards over gray squares matched in mean luminance, even though the luminance of the gray checks was varied systematically over a wide range so as to minimize nonchromatic cues.
(3) Using the quantitative induction assay, the checkerboard method and the disc approximation test, clavulanic acid was shown to act as inducer for all species, whereas sulbactam only induced strains of Providencia stuartii.
(4) The fields formed a checkerboard pattern the element size of which variable.
(5) The new Austrian HTC, partly defined by the 9th International Histocompatibility Workshop (9WS), partly by a checkerboard experiment with internationally well defined reference HTC, type for HLA-Dw1 to -Dw7 and an obviously new, so far unknown HLA-DR2 related HLA-D determinant.
(6) The latency of the first reproducible positive peak in the P-VEP was measured monocularly and binocularly for five sizes of phase alterations checkerboard stimuli (range: 120' to 7.5' check widths).
(7) Induction of chemotaxis of LGL by OAG was time and dose-dependent, as confirmed using checkerboard assays.
(8) The released activity was chemotactic by checkerboard analysis.
(9) Responses were obtained to phase-alternating checkerboards of varying check size.
(10) The MTS task employed randomly generated checkerboard-like stimuli presented on a video display.
(11) The stimulus was a checkerboard phase-reversed at the frequency of 1 Hz, binocularly viewed by the subject.
(12) An operant technique was used to train 10-wk.-old infants on a simultaneous discrimination task with a checkerboard cube and a bull's-eye sphere presented in a stationary form.
(13) The combination of peracetic acid and hydrogen peroxide, tested by a checkerboard micromethod, was found to be synergistic.
(14) Initially the responses to checkerboard flash or reversal stimuli were computer-averaged in order to raise the signal above the noise, primarily the electroencephalogram (EEG).
(15) The patterned stimuli used were checkerboard-like matrices containing, on the average, 4, 36, 100, 400, or 900 bits of information.
(16) This stimulated migration was dose-dependent, and by checkerboard analysis was both chemotactic and chemokinetic.
(17) C-cells divided once during the kagome-checkerboard transformation, while G-cells did not divide.
(18) No synergy or antagonism was found by means of the checkerboard titration method used.
(19) Three background conditions were used: a naturalistic landscape photograph, a blank field, and a repeating checkerboard texture that provides strong contours but no information about visual direction.
(20) Consequently, the pattern electroretinogram to reversing checkerboards has to be regarded as a mixture of both pattern- (contrast) and luminance-specific components.
Colour
Definition:
(n.) See Color.
Example Sentences:
(1) A similar interference colour appeared after incubating sections of rat skin with chymase.
(2) What we’re doing is designed to improve people’s lives.” "I don't see race, colour or creed, and neither do my children," he added.
(3) They retained the ability to make this discrimination when the coloured stimuli were placed against a background bright enough to saturate the rods.3.
(4) Mendl's candy colours contrast sharply with the gothic garb of our hero's enemies and the greys of the prison uniforms – as well as scenes showing the hotel later, in the 1960s, its opulence lost beneath a drab communist refurb.
(5) On 17 December Clegg will set out his own script for the year ahead, testing the idea that coalition governments can function even as the two parties clearly show their separate colours.
(6) The Brandenburg Gate was lit up in the colours of the German flag.
(7) In his notorious 1835 Minute on Education , Lord Macaulay articulated the classic reason for teaching English, but only to a small minority of Indians: “We must do our best to form a class who may be interpreters between us and the millions whom we govern; a class of persons, Indians in blood and colour, but English in taste, in opinions, in morals and in intellect.” The language was taught to a few to serve as intermediaries between the rulers and the ruled.
(8) Bound biocytinyl-E2 is detected after binding of streptavidin-peroxidase and colour production by the enzyme.
(9) Significant biases in the distribution of cases of babesiosis were found with regard to season (P < 0,05), sex (P < 0,001) and coat colour (P < 0.01).
(10) In order to map the mental state in the early puerperium the authors gave to a group of 100 women for five days after delivery Lüscher's colour test.
(11) Trichophytosis (T. equinum) is characterized as typical numerous small and round patches, covered by small, bran-like, asbestos-coloured scales.
(12) Malvidin chloride (MC) a colouring agent from flowers of Malvaviscus conzattii Greenum was studied for male anti-fertility effects in adult langur monkeys (Presbytis entellus entellus Dufresne).
(13) The conclusion is to warn the orthopaedic surgeons to look carefully what model is behind the pretty coloured results.
(14) His bracelets and his hair, neatly gathered in a colourful elasticated band, contrast with his unflashy day-to-day uniform of checked shirts, jeans or cheap chinos and trainers.
(15) Blunt homicide predominated amongst White females, who were substantially older than the Coloured and African subjects.
(16) Variation of scrotal colour was not due to changes in melanocyte number or dispersion of melanosomes.
(17) Most striking finding was his difficulty in identifying common objects and colours along with a profound alexia.
(18) In three the diagnosis was only suspected when the colour Doppler study showed dilated intraseptal and epicardial vessels and an abnormal flow signal into the pulmonary artery in diastole; this latter signal localised the exact site of communication, which was not apparent on angiocardiography.
(19) The verbal coding and recognition of colours of a group of chronic schizophrenics and their normal controls were investigated.
(20) Scott insisted he was an abstract painter in the way he felt Chardin was too: the pans and fruit were uninteresting in themselves; they were merely "the means of making a picture", which was a study in space, form and colour.