hatching

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hatching

In embryology, the separation of the blastocyst from the zona pellucida.
References in periodicals archive ?
Typical x-y cross-hatching methods produce a rather fragile matrix of thin-walled chambers that trap liquid or semicured resin inside like water is trapped in partially frozen ice cubes in a freezer tray.
Other features include cross-hatching of regular and irregular boundaries, pan and zoom, grid and snap, and cut and paste.
Remember that when an artist allows lines to cross each other, the process is called cross-hatching.
But the real action occurs at the level of penmanship: Bezalel reveals a sensitive understanding of chiaroscuro and cross-hatching as expressive tools.
Creativity, composition and layout, and rendering of values and cross-hatching can also be considered.
experiment with dot density (stippling), line proximity and cross-hatching.
Crumb's grimacing visage--as well as a street full of his invented cronies--through a stylistic filter that combs out the original's wiry cross-hatching into an equally characteristic sheen.
As I demonstrated hatching and cross-hatching, the students observed how the closer the hatching and cross-hatching lines are, the darker the value.
We then explore the use of lines for contouring, cross-hatching, hatching, and stippling to fill in the sections with patterns.
The space in and around her sculptures is activated via an array of illusionistic devices: The same form appears as convex in one part of the work, concave in another; delicate lattices are overlaid at different angles to dizzying Op-art effect; and cross-hatching covers nearly every surface, reinforcing three-dimensionality even as the spindly shadows cast by these objects summon their origins in flat sheets of paper.
Among the very first techniques taught in art classes are how to render objects in a variety of ways: line, shadows, contour line, stippling, cross-hatching and so on.