Definify.com
Webster 1913 Edition
Ascension
1.
The act of ascending; a rising; ascent.
2.
Specifically: The visible ascent of our Savior on the fortieth day after his resurrection. (
Acts i. 9.
) Also, Ascension Day. 3.
An ascending or arising, as in distillation; also that which arises, as from distillation.
Vaporous
ascensions
from the stomach. Sir T. Browne.
Ascension Day
, the Thursday but one before Whitsuntide, the day on which commemorated our Savior’s ascension into heaven after his resurrection; – called also
– Holy Thursday
. Right ascension
(Astron.)
, that degree of the equinoctial, counted from the beginning of Aries, which rises with a star, or other celestial body, in a right sphere; or the arc of the equator intercepted between the first point of Aries and that point of the equator that comes to the meridian with the star; – expressed either in degrees or in time.
– Oblique ascension
(Astron.)
, an arc of the equator, intercepted between the first point of Aries and that point of the equator which rises together with a star, in an oblique sphere; or the arc of the equator intercepted between the first point of Aries and that point of the equator that comes to the horizon with a star. It is little used in modern astronomy.
Webster 1828 Edition
Ascension
ASCEN'SION
,Noun.
1.
The act of ascending; a rising. It is frequently applied to the visible elevation of our Savior to Heaven.2.
The thing rising, or ascending. [not authorized.]3.
In astronomy, ascension is either right or oblique. Right ascension of the sun or of a star, is that degree of the equinoctial, counted from the beginning of Aries, which rises with the sun or star, in a right sphere. Oblique ascension is an arch of the equator, intercepted between the first point of Aries, and that point of the equator which rises together with a star, in an oblique sphere.