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.
Anything that seems to be something that it is not.
A misapprehension; a belief in something that is in fact not true.
A magician’s trick.
The state of being deceived or misled.