Definition of opaque

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Opaque (a.) Impervious to the rays of light; not transparent; as, an opaque substance..

Lern More About Opaque

Lieberkuhn :: Lieberkuhn (n.) A concave metallic mirror attached to the object-glass end of a microscope, to throw down light on opaque objects; a reflector..
Opaque :: Opaque (n.) That which is opaque; opacity.
Majolica :: Majolica (n.) A kind of pottery, with opaque glazing and showy, which reached its greatest perfection in Italy in the 16th century..
Clear :: Clear (superl.) Free from opaqueness; transparent; bright; light; luminous; unclouded.
Whitish :: Whitish (a.) Covered with an opaque white powder.
Couch :: Couch (v. t.) To treat by pushing down or displacing the opaque lens with a needle; as, to couch a cataract..
Tubercle :: Tubercle (n.) A small mass or aggregation of morbid matter; especially, the deposit which accompanies scrofula or phthisis. This is composed of a hard, grayish, or yellowish, translucent or opaque matter, which gradually softens, and excites suppuration in its vicinity. It is most frequently found in the lungs, causing consumption..
Megascope :: Megascope (n.) A modification of the magic lantern, used esp. for throwing a magnified image of an opaque object on a screen, solar or artificial light being used..
Halones :: Halones (n. pl.) Alternating transparent and opaque white rings which are seen outside the blastoderm, on the surface of the developing egg of the hen and other birds..
Semiopacous :: Semiopacous (a.) Semiopaque.
Pellucid :: Pellucid (a.) Transparent; clear; limpid; translucent; not opaque.
Transparent :: Transparent (a.) Having the property of transmitting rays of light, so that bodies can be distinctly seen through; pervious to light; diaphanous; pellucid; as, transparent glass; a transparent diamond; -- opposed to opaque..
Ivory :: Ivory (n.) The hard, white, opaque, fine-grained substance constituting the tusks of the elephant. It is a variety of dentine, characterized by the minuteness and close arrangement of the tubes, as also by their double flexure. It is used in manufacturing articles of ornament or utility..
Corpulent :: Corpulent (a.) Solid; gross; opaque.
Opacity :: Opacity (n.) The state of being opaque; the quality of a body which renders it impervious to the rays of light; want of transparency; opaqueness.
Pyrophane :: Pyrophane (n.) A mineral which is opaque in its natural state, but is said to change its color and become transparent by heat..
Diorama :: Diorama (n.) A mode of scenic representation, invented by Daguerre and Bouton, in which a painting is seen from a distance through a large opening. By a combination of transparent and opaque painting, and of transmitted and reflected light, and by contrivances such as screens and shutters, much diversity of scenic effect is produced..
Allanite :: Allanite (n.) A silicate containing a large amount of cerium. It is usually black in color, opaque, and is related to epidote in form and composition..
Obsidian :: Obsidian (n.) A kind of glass produced by volcanoes. It is usually of a black color, and opaque, except in thin splinters..
Radiograph :: Radiograph (n.) A picture produced by the Rontgen rays upon a sensitive surface, photographic or fluorescent, especially a picture of opaque objects traversed by the rays..
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