axis of precession

См. также в других словарях:

• Precession — For other uses, see Precession (disambiguation). Precession of a gyroscope Precession is a change in the orientation of the rotation axis of a rotating body. It can be defined as a change in direction of the rotation axis in which the second… …   Wikipedia

• Precession (disambiguation) — Precession refers to a change in the direction of the axis of a rotating object.Precession may specifically mean:*Precession (astronomy) mdash; the precession of the Earth s axis of rotation (also known as the precession of the equinoxes ), or… …   Wikipedia

• Precession de Thomas — Précession de Thomas La précession de Thomas est le nom donné au phénomène de précession que subit le moment cinétique d un objet, ou le spin d une particule élémentaire quand elle possède une trajectoire accélérée non soumise aux forces… …   Wikipédia en Français

• Précession de thomas — La précession de Thomas est le nom donné au phénomène de précession que subit le moment cinétique d un objet, ou le spin d une particule élémentaire quand elle possède une trajectoire accélérée non soumise aux forces gravitationnelles. La… …   Wikipédia en Français

• precession — [prē sesh′ən, prisesh′ən] n. [ME < LL praecessio < L praecedere, to PRECEDE] 1. the act of preceding; precedence 2. Astronomy short for PRECESSION OF THE EQUINOXES 3. Mech. an effect exhibited by a spinning body, as a top, when an applied… …   English World dictionary

• precession — ► NOUN 1) the slow movement of the axis of a spinning body around another axis. 2) Astronomy the slow retrograde motion of the equinoctial points along the ecliptic, resulting in the earlier occurrence of equinoxes each year. DERIVATIVES precess… …   English terms dictionary

• precession of the equinoxes — n. Astron. the occurrence of the equinoxes earlier in each successive sidereal year because of a slow wobble in the earth s axial spin which shifts the equinoctial points slightly westward along the ecliptic: the wobble is caused by the pull of… …   English World dictionary

• Precession (astronomy) — In astronomy, precession refers to the movement of the rotational axis of a body, such as a planet, with respect to inertial space. In particular, it refers to the precession of the Earth s rotational axis, also called the precession of the… …   Wikipedia

• precession — precessional, adj. /pree sesh euhn/, n. 1. the act or fact of preceding; precedence. 2. Mech. the motion of the rotation axis of a rigid body, as a spinning top, when a disturbing torque is applied while the body is rotating such that the… …   Universalium

• Précession de Thomas — La précession de Thomas est le nom donné au phénomène de précession que subit le moment cinétique d un objet, ou le spin d une particule élémentaire quand elle possède une trajectoire accélérée non soumise aux forces gravitationnelles. La… …   Wikipédia en Français

• precession — /priˈsɛʃən / (say pree seshuhn) noun 1. the act or fact of preceding; precedence. 2. Astronomy a. the precession of the equinoxes. b. the related motion of the earth s axis of rotation. 3. the motion of a rotating body which, as a result of an… …