CHAP. I.
What an Eclipse is.
AN Eclipse is properly the deficiency of light in a Star, if it be defined in a critical sence: and although any Star upon the E∣cliptick may suffer an Eclipse, when they are diametrically opposed to the Sun; and although a part of the body of the Sun may be Eclipsed by Venus or Mer∣cury, in an inferiour conjunction, when they have no latitude (and for ought I know, it carries significa∣tion too, though little heeded) yet if we reason of an Eclipse in a vulgar sence, take the Philosophical description of it thus.
An Eclipse, is the prohibition of the light either of the Sun or Moon from our eye.
And as it is necessary, before we reason of an Eclipse, to tell you what an Eclipse is; so it is as necessary, to tell you what the Lumi∣naries Eclipsed are; and to what intent the eternal, and only wise