Word Finder - pigments

definition

Any color in plant or animal cells

example

Chlorophyll is the pigment responsible for most plants' green colouring.

definition

A dry colorant, usually an insoluble powder

definition

Wine flavoured with spices and honey.

definition

To add color or pigment to something.

These men seldom use vitrifiable enamels, pigments being much more tractable and less costly.

Haematogenous pigments are derived from the haemoglobin of the red blood corpuscles.

By careful selection and preparation of pate, glaze and pigments, Dr Wagener proved not only that the manufacture was reasonably feasible, but also that decoration thus applied to pottery possesses unique delicacy and softness.

Many workers following certain occupations show pigmented scars due to the penetration of carbon and other pigments from superficial wounds caused by gunpowder, explosions, &c.

Zinc chloride solution readily dissolves the oxide with the formation of oxychlorides, some of which are used as pigments, cements and for making artificial teeth.

Various coloured pigments may be deposited in the tissues through damaged skin surface - note, for example, the well-known practice of " tattooing."

Cuenot, in order to explain certain features in the hereditary transmission of coat colour in mice, postulated the hypothesis that the grey colour of the wild mouse (which is known to be a compound of black, chocolate and yellow pigments) may be due either to the interaction of a single ferment and three chromogens, or vice versa, to one chromogenic substance and three ferments.

But of the pigments employed nothing very laudatory could be said until very recent times.

Copper arsenite forms the basis of a number of once valuable, but very poisonous, pigments.

Concrete pavings are being used in buildings of first importance, the aggregate being very carefully selected, and in many cases the whole mixture coloured by the use of pigments.

By adding certain alkalies to the other ingredients used in the preparation of these pigments, the colour becomes indigoblue, in which case it is the litmus of the Dutch manufacturers.

These pigments primarily depend upon special acids contained in the thalli of lichens, and their presence may readily be detected by means of the reagents already noticed.

It is cut in the volcanic plateau, and its ragged broken walls, which are inclined at very steep angles, are of a richness of colouring that almost defies description, a colouring that is produced by the action of the thermal springs, at the base of the canyon, upon the mineral pigments in the lava.

Many of the coloured pigments of fungi are fixed in the cell-walls or excreted to the outside (Peziza aeruginosa).

Copper carbonate is also the basis of the valuable blue to green pigments verditer, Bremen blue and Bremen green.

It is, however, a useful superficial caustic and antiseptic. All copper compounds are poisonous, but not so harmful as the copper arsenical pigments.

When the swollen wall is dense and regular in appearance the term " capsule " is applied to the sheath as in Leuconostoc. Secreted pigments (red, yellow, green and blue) are sometimes deposited in the wall, and some of the iron-bacteria have deposits of oxide of iron in the membranes.

Much work is still necessary before we can estimate the importance of these pigments.

In many cases the colour-production is dependent on certain definite conditions - temperature, presence of oxygen, nature of the food-medium, &c. Ewart's important discovery that some of these lipochrome pigments occlude oxygen, while others do not, may have bearings on the facultative anaerobism of these organisms.

Orange Carrots contain beta carotene, with some alpha-carotene, both of which are orange pigments.

I use oxides, pigments and colored slips on unfired clay, employing various techniques, which include brushwork, sponging and sgraffito.

The bright colors, such as red and yellows, are based on pigments called carotenoids, which are derived from their diets.

Within these tissues, there are small particles called chloroplasts which contain pigments, including the green pigment chlorophyll.

Further work For a given plant, compare thin layer chromatograms with paper chromatograms of the same pigments.

The next stage was to fill in the missing colors by hand using a cold epoxy glaze colored with artists ' pigments.

Pigments are numbered to 49, then the numbers become haphazard.

Group 1 pigments include iridescent Pearl (Coarse and Fine ).

Despite popular myth these pigments do not leach out of the birds ' plumage in heavy rain!

The absorbing pigments are added to organic filters in the bulk product.

All of the photosynthetic pigments are designed to absorb visible light across a range of wavelengths suitable for any number of environments.

These inks have been formulated using natural and non-toxic pigments.

A database of Raman spectra of inorganic pigments is maintained here.

The results revealed that as infection levels increase, the deposition of carotenoid pigments in male bills decreases.

We also made routine measurements of phytoplankton pigments (eg. chlorophyll-a as a measure of biomass) and we enumerated the principal phytoplankton species.

Of the photosynthetic bacteria, three schemes are used for light harvesting pigments.

Iron oxide pigments are used in greater extent in cosmetic tattooing.

Core fills were cast using Araldite 20/20 epoxy resin tinted and bulked using fumed silica and dry powder pigments.

The absorption spectra of pure samples of some of these pigments are shown in the graph on the left.

In a house, presenting no distinctive features whatsoever, one finds the decorator with a cupboard full of bowls and vases of glazed biscuit, which he adorns, piece by piece, using the simplest conceivable apparatus and a meagi-e supply of pigments.

In TOkyO, KiOto, Yokohama and Kobern all of which places decorating ateliers (etsuke-dokoro), similar to those of TokyO, have been established in modern timesthe artists use chiefly pigments, seldom venturing to employ vitrifiable enamels.

The detail and character of the surface was retouched by hand using Rustin 's Plastic Coating and dry powder pigments.

Spectral sensitivities of human cone visual pigments determined in vivo and in vitro.

From grinding her own pigments to dressing up in Tudor costume to associating with historical re-enactors she will strive for the greatest authenticity possible.

Break edges color filled with Fynebond resin bulked with fumed silica and tinted with dry powder pigments to tone with the original glaze.

According to Disabled World, "hair is white and the cells in our hair follicles called Melanocytes generate pigments, the main one being Melanin."

Whether you opt for a full line of MAC products or rely on a multi-pupose product like their pigments, you won't be disappointed.

Ideally, only pure minerals and non-organic pigments are used, so you shouldn't experience pore clogging in most cases.

For many people, permanent cosmetics can replace the loss of natural pigments or facial hair that may occur during a medical condition such as alopecia or as a side effect to treatments like chemotherapy.

Over seventy years ago, a young man's passion for color led him to create this revolutionary nail enamel - a creative nail polish designed by Charles Revson that used true pigments for a stronger nail color.

Pigments added to the spray impart an instant tan color to your skin, while the DHA reaction takes about ten hours to achieve a change in your skin's color.