An unexpected, wonderful, or preternatural appearance; especially something such as a ghost or phantom.
The first appearance of a star or other luminary after having been invisible or obscured; opposed to occultation.
A period of consecutive days or nights when a particular celestial body may be observed, beginning with the heliacal rising of the body and ending with its heliacal setting.
An act of becoming visible; appearance; visibility.
The thing appearing; a visible object; a form.
A spirit; a ghost; a shade.
A dark image projected onto a surface where light (or other radiation) is blocked by the shade of an object.
A small degree; a shade.
An influence, especially a pervasive or a negative one.
Relative darkness, especially as caused by the interruption of light; gloom; obscurity.
That which looms as though a shadow.
A area protected by an obstacle (likened to an object blocking out sunlight).
One who secretly or furtively follows another.
An inseparable companion.
A drop shadow effect applied to lettering in word processors etc.
An unconscious aspect of the personality.
A trainee, assigned to work with an experienced officer.
An imperfect and faint representation.
To accompany (a professional) during the working day, so as to learn about an occupation one intends to take up.
To make (an identifier, usually a variable) inaccessible by declaring another of the same name within the scope of the first.
To hide; to conceal.
To represent faintly and imperfectly.
To shade, cloud, or darken.
To block light or radio transmission from.
To secretly or discreetly track or follow another, to keep under surveillance.
To apply the shadowing process to (the contents of ROM).
Unofficial, informal, unauthorized, but acting as though it were.
Having power or influence, but not widely known or recognized.
Part of, or related to, the opposition in government.
Acting in a leadership role before being formally recognized.