...technical in its use and signification, denoting a small apparent motion of the fixed stars, occasioned by the progressive motion of light and the earth's annual motion in its orbit. And although the hypothesis has, since his announcement of it, been elaborated into a systern or branch...

...; wandering, deviation. 1. In astronomy, a email apparent motion of the fixed stars, occasioned by the progressive motion of light, and the earth's annual motion in its orbit. The A. of a planet is equal to the space it appears to move, as seen from the earth, during the time...

...from a strait line. — 2. In astronomy, a small apparent motion of the fixed stars, occasioned by the progressive motion of light and the earth's annual motion In its orbit. — 3. In optics, a deviation in the ray* of light, when inflected by a lens. — CVotrw of aberration^...

...Middlesex Kent Lancashire Yorkshire Herefordshire Gloucestershire Norfolk Bedfordshire casioned by the progressive motion of light and the earth's annual motion in its orbit Aberration, in optics, the deviation or dispersion of the rays of light when reflected by a lens, by...

...explained by Dr. Bradley in 1747, though he discovered the fact in 1727. It depends on the combined progressive motion of light and the earth's annual motion in its orbit. The nature of this effect may be illustrated by the instance of a shower of rain falling perpendicularly...

...deviation from a straight line. — 2. In astronomy, a small apparent motion of the fixed stars, occ&i by the progressive motion of light and the earth's annual motion in its orbit— 3. In optics, a deviation in the nys of light, when inflected by a lens or speculum. — Oroma of ebtrraiian,...

...of their names. Aberration, in astronomy, an apparent motion of the celestial bodies occasioned by the progressive motion of light and the earth's annual motion in its orbit. Aberration, in optics, the deviation or dispersion of the rays of light when reflected by a lens, by...

...and Mr. Molyneux died before the true cause was discovered. " At last I conjectured," says Bradley, " that all the phenomena hitherto mentioned proceeded...earth's annual motion in its orbit, for I perceived that, if light was propagated in time, the apparent place of a fixed object would not be the same when...

...axis. The next thing that offered itself was an alteration in the direction of the plumb-line with which the instrument was constantly rectified ; but...earth's annual motion in its orbit, for I perceived that, if light was propagated in time, the apparent place of a fixed object would not be the same when...

...last I conjectured that all the phenomena hitherto mentioned proceeded from the progressive motion ot light and the earth's annual motion in its orbit, for I perceived that, if light was propagated in time, the apparent place of a fixed object would not be the same when...