noun
definition
An area of darkness; a place or region with no light.
definition
Something which is opaque rather than translucent.
verb
definition
To make, render (more) opaque.
adjective
definition
Neither reflecting nor emitting light.
definition
Allowing little light to pass through, not translucent or transparent.
definition
Unclear, unintelligible, hard to get or explain the meaning of
definition
Obtuse, stupid.
definition
Describes a type for which higher-level callers have no knowledge of data values or their representations; all operations are carried out by the type's defined abstract operators.
Examples of opaque in a Sentence
Windows that can't be broken and can switch from opaque to clear.
When light proceeding from a small source falls upon an opaque object, a shadow is cast upon a screen situated behind the obstacle, and this shadow is found to be bordered by alternations of brightness and darkness, known as " diffraction bands."
Crystals of barytes may be transparent and colourless, or white and opaque, or of a yellow, brown, bluish or greenish colour.
In an engraved glass grating there is no opaque material present by which light could be absorbed, and the effect depends upon a difference of retardation in passing the alternate parts.
There are many shades of transparent blue and of opaque blue, yellow and green.
Another page informed her that the opaque green berries on the thorny vines were gooseberries.
Opaque objects can only be seen by reflected light.
The superimposed layer, which is sculptured, is generally opaque white.
Among the revisions may be adduced some addition to our knowledge of dyspepsia, attained by analytic investigations into the contents of the stomach at various stages of digestion, and by examining the passage of opaque substances through the primae vine by the Rntgen rays.
But the wind slides eastward over its opaque surface in vain, till it reaches the living surface beyond.
The luminous organs of these beetles consist of a specialized part of the fat-body, with an inner opaque and an outer transparent layer.
It contains about 20% of cinnamic acid in addition to 18 or even more of benzoic. (3) Palembang benzoin, an inferior variety, said to be obtained from Styrax benzoin in Sumatra, consists of greyish translucent resinous masses, containing small white opaque tears.
We have now to consider the amplitude due to a single element, which we may conveniently regard as composed of a transparent part a bounded by two opaque parts of width id.
The Romans had at their command, of transparent colours, blue, green, purple or amethystine, amber, brown and rose; of opaque colours, white, black, red, blue, yellow, green and orange.
The milk of the cow, which may be taken as typical of all others, and is indeed by far the most important and valuable of all, is, when newly drawn, an opaque white fluid, with a yellowish tinge, soft, bland and sweetish to the taste, and possessed of a faintly animal odour.
They should be so erected as to present the smallest extent of opaque surface consistent with stability.
It is an ironblack, opaque mineral, with metallic lustre; hardness about 6, sp. gr.
Glasses are generally transparent but may be translucent or opaque.
The moon suffers the interposition of the opaque earth.
After ovulation, it thickens and becomes opaque.
The different kinds of mica vary from perfectly colourless and transparent - as in muscovite - through shades of yellow, green, red and brown to black and opaque - as in lepidomelane; the former have a pearly lustre and the latter a submetallic lustre on the cleavage surfaces.
Fresnel commenced his researches with an examination of the fringes, external and internal, which accompany the shadow of a narrow opaque strip, such as a wire.
They are generally opaque and solid, and often brittle.
They are all slightly milky, yet not opaque.
The top stains are opaque or semi-transparent.
If the ice is white or opaque in color, it is less thick but still considered safe.
Colored contacts can be either opaque or enhancement.
In this case the object lay upon a stage plate, whose centre had so far been made opaque, so that the rays coming from the illuminating plane mirror could not reach the objective direct, but only the rays passing the stage plate to the side of this blackened portion reached the Lieberkiihn mirror, and were used in lighting.
Two parallel rows of opaque white beads are applied around edge.
Sorry about that... They have a 70 denier opaque leg with a pin stripe in a choice of three colors.
So what made English glassmakers enter this field of Opaque glass?
Right you convince in exotic locales within two opaque.
All I can say is they are somewhat opaque.
The opaque colors available are blue, chestnut brown, green, hazel, honey and sapphire blue.
It will also give your soap an opaque look.
Bornet, however, called attention in 1871 to the fact that two kinds of plurilocular sporangia occurred in certain species of the genus Ectocarpus - somewhat transparent organs of an orange tint producing small zoospores, and also more opaque organs of a darker colour producing relatively larger zoospores.
The common opal is often opaque and displays very little iridescence, where as the precious opal has many flashes of color.
First, there are words which are totally opaque - like incarnadine, where no amount of guessing will produce a correct interpretation.
The default value of 1.0 causes IDL to draw the contours completely opaque.
There was also the change in paint composition, it's a lot harder to match natures colors using today's mostly opaque palette.
Gregson remains unconvinced that the clue style and thematic finale were really brought together successfully by a rather opaque preamble.
It offers a human Iraq, stripped of the politics that have made the country opaque to the world.
It looks like esthetics is a discipline which will remain opaque to me.
Additionally, there is a possibility that the capsule, which holds the lens, could also become opaque.
Eyes turning opaque This sign of cat disease indicates a major ocular problem.
Lead glaze made opaque by the addition of tin ashes.
The painterly adaptations of her sources impede our ability to read the image as transparent; their surfaces are literally rendered opaque.
In what Evans mysteriously terms unpractised hands, such literary ornamentation can lead to prose that is rambling, opaque and affected.
Amber is fossilized resin and may be clear or opaque (osseous amber ), and deep reddish orange to creamy yellow.
This wonderfully kitsch wash bag has a pleated soft vinyl body, decorated with tiny pink flowers and white opaque vinyl ruffle edging.